BMW Maintenance & Tune-Up Parts for BMW 3 Series E46 (1999-2005)

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Part of owning a BMW is the relationships we develop with our cars through years of driving pleasure and maintenance services alike. It is critical to guarantee the job is right the first time. With recommended OEM supplied components and by following the maintenance schedule, your BMW is sure to continue giving you years of enjoyment on the street or track. All the filters, service kits, service manuals, fluids, and more are right here to help keep your BMW in perfect shape.

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Packaged by Turner - Corporate Logo
T#:555428
Part#: LMOCK3KT
In Stock
Sale - Save 5% $ 120.99

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08-04-2026

$ 114.64 USD
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Sale - Save 5%
$ 120.99

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$ 114.64 USD
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Liqui Moly is an official sponsor of Turner Motorsport. We work closely with Liqui Moly to ensure your BMW is receiving optimal lubrication!   Select your vehicle to make sure you are viewing the best Liqui Moly options for your application. 

Includes:

  • 6 Liters of Synthoil Race Tech GT1 10w-60
  • Mann Oil Filter
  • Oil Drain Plug & Washer

Liqui Moly GmbH develops and tests all engine oils, additives, and car care products in-house, ensuring all Liqui Moly products extend the life of your engine via optimal lubrication. With more than 50 years of experience and reviews across the world from magazines and race teams, Liqui Moly proves time and time again why they are one of the most innovative lead forces of performance automotive chemicals in the world. Turner Motorsport trusts Liqui Moly to keep all of our race cars - including the M6 - running smooth from the first hotlap to the last.

Turner Motorsport recommends Synthoil Race Tech GT1 10w-60 for your S54 engine. Race Tech is a modern high performance engine oil formulated for engines that experience extreme load pressures. Fully synthetic, the oil combines base oils and additives to provide exceptional lubrication and engine wear protection. This oil provides immediate lubrication upon cold start, offering significantly improved protection compared to other oils. Liqui Moly Race Tech GT1 10w-60 will keep your S54 pulling hard and running smooth on your commute home from work, your touge run through the valley, and while you are trying to get your best times on the track.

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Liqui Moly Molygen 5w-40 Oil Change Kit - M52 M54
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:555452
Part#: LMOCK27KT
Ships in 10 Business Days
Sale - Save 3% $ 114.99

This product was last offered at the strikethrough price on
08-19-2026

$ 111.50 USD
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Sale - Save 3%
$ 114.99

This product was last offered at the strikethrough price on
08-19-2026

$ 111.50 USD
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Liqui Moly is an official sponsor of Turner Motorsport. We work closely with Liqui Moly to ensure your BMW is receiving optimal lubrication!   Select your vehicle to make sure you are viewing the best Liqui Moly options for your application. 

Includes:

7 Liters of Liqui Moly MolyGen 5w-40 Engine Oil
Liqui Moly UV Flashlight
Hengst Oil Filter Kit
Febi Oil Drain Plug & Washer

Liqui Moly Molygen New Generation fully synthetic engine oil is carefully engineered, starting with a high quality synthetic base. What separates Molygen from other engine oils is the molecular friction modifier for reduced friction and wear. Because of this, Molygen glows fluorescent green under UV light, allowing you to easily find any leaks!

The fluorescent green chemical friction modifier smooths out hard metal surfaces, reducing overall engine wear and heat due to friction. Tests have shown to reduce the friction coefficient by 15%!  MolyGen oil is also a great choice for modern forced induction engines which produce much more heat. BMWs are notorious for leaking oil. Make chasing your leak easier with Liqui Moly Molygen New Generation engine oil. (Once you find it, give us a call - we can help you stop that leak, too!)

Properties:

  • Smooth engine running characteristics
  • Long engine service life due to exceptional protection against wear
  • Rapid oil delivery at low temperatures
  • Optimum oil pressure at all engine speeds
  • Premium lubrication reliability at high and low temperatures
  • High shear and ageing stability
  • Reduces fuel consumption and pollutant emissions
  • Outstanding engine cleanliness
  • Tested with catalytic converters and performance proven with turbochargers
  • Miscible and compatible with commercially-available engine oils

Approved for the following specifications:

  • ACEA C3
  • API SN / CF
  • VAG 502.00 / 505.00
  • BMW Longlife-01

Liqui-Moly is a German chemical company that offers top of the line engine oils, additives, and car care products that are designed to extend the life of your engine and ensure the best lubrication and cleanliness off engine and transmission components possible. With more than 50 years of experience and reviews across the world from magazines and race teams, Liqui-Moly proves time and time again why they are one of the most innovative lead forces of performance automotive chemicals in the world.

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Castrol TWS 10w-60 Oil Service Kit - S54
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:555793
Part#: S54TWSKT
In Stock
Sale - Save 5% $ 150.15

This product was last offered at the strikethrough price on
08-04-2026

$ 142.77 USD
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$ 150.15

This product was last offered at the strikethrough price on
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$ 142.77 USD
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When changing your oil, you want to make sure you are using the best. Turner Motorsport now offers our premium Castrol TWS Oil service kits to ensure you are getting the best products available for your routine oil services. Everything included has been specifically picked to ensure high quality and outstanding wear protection. 

One of the most popular engine oil choices on the market today, Castrol Edge Professional TWS 10-60 engine oil is premium engine oil approved by BMW for use in a wide variety of engines such as the M30, S54, S85, and many more. In fact, this oil is the same oil that BMW uses for their performance engines from the factory. Thanks to its premium blend of synthetic oil and additives, this oil continues to provide protection under even the harshest conditions and is perfect for both street cars and cars that see occasional track use.

Specifications:

  • SAE-10w60
  • ACEA A3/B4
  • API SN/CF
  • VW 501 01/505 00
  • Exclusive Approval for BMW M-Models

Included in this Kit:

  • Castrol TWS 10w-60 Premium Oil - 6 Liters
  • Engine Oil Drain Plug & Washer
  • Premium Oil Filter
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Packaged by Turner - Corporate Logo
T#:578658
Part#: 65816905133-1KT
Ships on Aug 31, 2026
Sale - Save 23% $ 96.85

This product was last offered at the strikethrough price on
05-03-2026

$ 74.70 USD
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Sale - Save 23%
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$ 74.70 USD
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Onboard computer not reading accurate ambient temperatures anymore? This kit includes everything you need to restore external temp monitoring to your BMW.

S54 Valve Adjustment Shim Set - With Tools
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:401664
Part#: VSK4KT2
In Stock
$ 143.84 USD
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$ 143.84 USD
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Proper valve lash adjustment is critical for longevity and performance. If your S54 is due for valve adjustment maintenance you can do it yourself with this kit, saving hundreds of dollars in labor charges. 

Includes

  • Shim set 
  • Installation tool #83300493743
  • 16 Blade Feeler gauge set 

BMW recommends S54 valve inspection and adjustment every 30k miles.

*Click here for valve adjustment instructions*

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Liqui Moly Special Tec LL 5W-30 Oil Change Kit - M52 M54
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:555447
Part#: LMOCK21KT
In Stock
Sale - Save 3% $ 108.99

This product was last offered at the strikethrough price on
08-19-2026

$ 105.40 USD
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Sale - Save 3%
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$ 105.40 USD
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Liqui Moly is an official sponsor of Turner Motorsport. We work closely with Liqui Moly to ensure your BMW is receiving optimal lubrication!   Select your vehicle to make sure you are viewing the best Liqui Moly options for your application.

Includes:

  • 7 Liters of Liqui Moly Special Tec LL Engine Oil 5w-30
  • Mann Engine Oil Filter
  • Febi Oil Drain Plug & Gasket

Special Tec LL engine oil is designed to provide the highest amount of engine protection as well as fuel savings and reduced oil consumption possible. Using proprietary blends of base oils and the latest additive technology, this oil will ensure smooth engines in both high and low temperatures. Other amazing benefits include: optimum oil pressure at all speeds, rapid oil delivery at low oil temperatures, high shear and aging stability, and long service life.

Approved for:

  • BMW Longlife-01
  • VW 502 00
  • VW 505 00
  • MB-Freigabe 229.5

Liqui-Moly is a German chemical company that offers top of the line engine oils, additives, and car care products that are designed to extend the life of your engine and ensure the best lubrication and cleanliness off engine and transmission components possible. With more than 50 years of experience and reviews across the world from magazines and race teams, Liqui-Moly proves time and time again why they are one of the most innovative lead forces of performance automotive chemicals in the world.

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Packaged by Turner - Corporate Logo
T#:555435
Part#: LMOCK6KT
In Stock
Sale - Save 3% $ 114.99

This product was last offered at the strikethrough price on
08-19-2026

$ 112.11 USD
Free Shipping
Sale - Save 3%
$ 114.99

This product was last offered at the strikethrough price on
08-19-2026

$ 112.11 USD
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Liqui Moly is an official sponsor of Turner Motorsport. We work closely with Liqui Moly to ensure your BMW is receiving optimal lubrication!   Select your vehicle to make sure you are viewing the best Liqui Moly options for your application. 

Includes:

  • 7 Liters of Liqui Moly Longtime High Tech 5w-30 Engine Oil 
  • Oil Filter Kit
  • Drain Plug with Crush Washer

Longtime High Tech engine oil is designed to provide the highest amount of engine protection as well as fuel savings and reduced oil consumption possible. Using proprietary blends of base oils and the latest additive technology, this oil will ensure smooth running gasoline and diesel engines in both high and low temperatures. Other amazing benefits include: optimum oil pressure at all speeds, rapid oil delivery at low oil temperatures, high shear and aging stability, turbo and multi-valve compatibility, and long service life.

Properties:

  • Smooth engine running characteristics
  • Long engine service life due to exceptional protection against wear
  • Rapid oil delivery at low temperatures
  • Optimum oil pressure at all engine speeds
  • Premium lubrication reliability at high and low temperatures
  • High shear and ageing stability
  • Reduces fuel consumption and pollutant emissions
  • Outstanding engine cleanliness
  • Tested with catalytic converters and performance proven with turbochargers
  • Miscible and compatible with commercially-available engine oils

Approved for the following specifications:

  • ACEA C3
  • API SN / CF
  • BMW Longlife-04
  • MB-Approval 229.51
  • VAG 502.00 / 505.00

Recommended for the following specifications:

  • ACEA A3 / B4
  • MB 229.31
  • VAG 505.01

Liqui-Moly is a German chemical company that offers top of the line engine oils, additives, and car care products that are designed to extend the life of your engine and ensure the best lubrication and cleanliness off engine and transmission components possible. With more than 50 years of experience and reviews across the world from magazines and race teams, Liqui-Moly proves time and time again why they are one of the most innovative lead forces of performance automotive chemicals in the world.

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High-Performance Ignition Service Kit - BMW M54, (Early Models) M52 ...
For vehicles with production date up to 09/2002
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:583538
Part#: M54PISKT
Ships in 10 Business Days
Sale - Save 20% $ 247.99

This product was last offered at the strikethrough price on
05-03-2026

$ 198.21 USD
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Sale - Save 20%
$ 247.99

This product was last offered at the strikethrough price on
05-03-2026

$ 198.21 USD
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Every 60-80,000 miles, we recommend replacing your spark plugs to ensure your ignition system is running optimally. Over time carbon can build up around the head of the spark plug and decrease spark strength and effectiveness, leading to weaker fuel mixture detonation, misfires, and potential check engine lights. To prevent this, have put together our High-Performance Ignition Service Kits. These kits include new Bav Auto High-Performance Ignition Coils, new spark plugs, dielectric grease, and a BMW spark plug service label to keep track of when your spark plugs were replaced.

Bav Auto's Ignition coils feature core windings that have been modified to increase firepower and promote a faster, more efficient burn. This gives your BMW/MINI increased torque in the lower range of RPM and more horsepower in the upper range. Exact improvements depend on the current condition of your engine, but you'll definitely feel the difference. They'll also improve your fuel economy.

From 1974 to 2019, Bavarian Autosport was one of the premier vendors for BMW and MINI auto parts. We are happy to preserve the Bav Auto legacy by continuing to carry their high-quality products into the future. All Bav Auto parts will remain unchanged in design and sourced from the same OEM suppliers to ensure long-lasting reliability. We trust these parts, accessories, and upgrades so confidently that we back every Bavarian Autosport branded component with a 2-year warranty.

As a leading source of high-performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts. All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform!

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OEM Ignition Service Kit - E46 M3
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:556737
Part#: E46M3TISKT
Ships in 10 Business Days
$ 316.57 USD
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$ 316.57 USD
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Often an oversight in maintenance, ignition components are also susceptible to wear and tear. Spark Plugs can accumulate carbon, reducing the spark intensity and it's ability to properly ignite the air/fuel mixture, leading to misfires and generally declining performance. Other ignition components, such as coils, boots, wires, caps, and rotors, can also wear out over time due to factors like heat and contamination, preventing the current from reaching the spark plug.

To start over fresh with all new components, we now offer these Ignition Service Kits. Each kit comes with brand new OE quality components, replacing any potential fault points in your ignition system for peak performance!

See kit contents below for a complete list of included components.

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Packaged by Turner - Corporate Logo
T#:583532
Part#: S54PISKT
Ships in 10 Business Days
Sale - Save 19% $ 291.99

This product was last offered at the strikethrough price on
05-03-2026

$ 237.09 USD
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Sale - Save 19%
$ 291.99

This product was last offered at the strikethrough price on
05-03-2026

$ 237.09 USD
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Every 60-80,000 miles, we recommend replacing your spark plugs to ensure your ignition system is running optimally. Over time carbon can build up around the head of the spark plug and decrease spark strength and effectiveness, leading to weaker fuel mixture detonation, misfires, and potential check engine lights. To prevent this, have put together our High-Performance Ignition Service Kits. These kits include new Bav Auto High-Performance Ignition Coils, new spark plugs, dielectric grease, and a BMW spark plug service label to keep track of when your spark plugs were replaced.

Bav Auto's Ignition coils feature core windings that have been modified to increase firepower and promote a faster, more efficient burn. This gives your BMW/MINI increased torque in the lower range of RPM and more horsepower in the upper range. Exact improvements depend on the current condition of your engine, but you'll definitely feel the difference. They'll also improve your fuel economy.

From 1974 to 2019, Bavarian Autosport was one of the premier vendors for BMW and MINI auto parts. We are happy to preserve the Bav Auto legacy by continuing to carry their high-quality products into the future. All Bav Auto parts will remain unchanged in design and sourced from the same OEM suppliers to ensure long-lasting reliability. We trust these parts, accessories, and upgrades so confidently that we back every Bavarian Autosport branded component with a 2-year warranty.

As a leading source of high-performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts. All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform!

Show More Show Less
Liqui Moly MolyGen 5w-40 Oil Change Kit - M52 M54
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:555441
Part#: LMOCK15KT
Ships in 10 Business Days
Sale - Save 3% $ 114.99

This product was last offered at the strikethrough price on
08-19-2026

$ 111.50 USD
Free Shipping
Sale - Save 3%
$ 114.99

This product was last offered at the strikethrough price on
08-19-2026

$ 111.50 USD
Free Shipping

Liqui Moly is an official sponsor of Turner Motorsport. We work closely with Liqui Moly to ensure your BMW is receiving optimal lubrication! Select your vehicle to make sure you are viewing the best Liqui Moly options for your application.

Includes:

7 Liters of Liqui Moly MolyGen 5w-40 Engine Oil
Liqui Moly UV Flashlight
Hengst Oil Filter Kit
Febi Oil Drain Plug & Washer

Liqui Moly Molygen New Generation fully synthetic engine oil is carefully engineered, starting with a high quality synthetic base. What separates Molygen from other engine oils is the molecular friction modifier for reduced friction and wear. Because of this, Molygen glows fluorescent green under UV light, allowing you to easily find any leaks!

The fluorescent green chemical friction modifier smooths out hard metal surfaces, reducing overall engine wear and heat due to friction. Tests have shown to reduce the friction coefficient by 15%!  MolyGen oil is also a great choice for modern forced induction engines which produce much more heat. BMWs are notorious for leaking oil. Make chasing your leak easier with Liqui Moly Molygen New Generation engine oil. (Once you find it, give us a call - we can help you stop that leak, too!)

Properties:

  • Smooth engine running characteristics
  • Long engine service life due to exceptional protection against wear
  • Rapid oil delivery at low temperatures
  • Optimum oil pressure at all engine speeds
  • Premium lubrication reliability at high and low temperatures
  • High shear and ageing stability
  • Reduces fuel consumption and pollutant emissions
  • Outstanding engine cleanliness
  • Tested with catalytic converters and performance proven with turbochargers
  • Miscible and compatible with commercially-available engine oils

Approved for the following specifications:

  • ACEA C3
  • API SN / CF
  • VAG 502.00 / 505.00
  • BMW Longlife-01

Liqui-Moly is a German chemical company that offers top of the line engine oils, additives, and car care products that are designed to extend the life of your engine and ensure the best lubrication and cleanliness off engine and transmission components possible. With more than 50 years of experience and reviews across the world from magazines and race teams, Liqui-Moly proves time and time again why they are one of the most innovative lead forces of performance automotive chemicals in the world.

Show More Show Less
Accessory Belt Service Kit - E39 E46 M54 (2002+)
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:401685
Part#: 11287512762KT3
In Stock
Sale - Save 3% $ 228.99

This product was last offered at the strikethrough price on
06-23-2026

$ 222.24 USD
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This product was last offered at the strikethrough price on
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This kit covers many of the common wear items that should be changed any time the serpentine belt is being replaced. As these cars gain years and mileage the belt tensioners will also need to be replaced along with the actual belts. It won't do any good to replace the belt if the tensioners are worn. This kit will save you time and money over buying these pieces individually. This kit includes an updated hydraulic alternator tensioner for added reliability and longevity.
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High-Performance Ignition Service Kit - BMW M54 (Late Models) ...
For vehicles with production date from 09/2002
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:583540
Part#: M54PISKT1
Ships in 10 Business Days
Sale - Save 25% $ 247.99

This product was last offered at the strikethrough price on
05-03-2026

$ 185.82 USD
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Sale - Save 25%
$ 247.99

This product was last offered at the strikethrough price on
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$ 185.82 USD
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Every 60-80,000 miles, we recommend replacing your spark plugs to ensure your ignition system is running optimally. Over time carbon can build up around the head of the spark plug and decrease spark strength and effectiveness, leading to weaker fuel mixture detonation, misfires, and potential check engine lights. To prevent this, have put together our High-Performance Ignition Service Kits. These kits include new Bav Auto High-Performance Ignition Coils, new spark plugs, dielectric grease, and a BMW spark plug service label to keep track of when your spark plugs were replaced.

Bav Auto's Ignition coils feature core windings that have been modified to increase firepower and promote a faster, more efficient burn. This gives your BMW/MINI increased torque in the lower range of RPM and more horsepower in the upper range. Exact improvements depend on the current condition of your engine, but you'll definitely feel the difference. They'll also improve your fuel economy.

From 1974 to 2019, Bavarian Autosport was one of the premier vendors for BMW and MINI auto parts. We are happy to preserve the Bav Auto legacy by continuing to carry their high-quality products into the future. All Bav Auto parts will remain unchanged in design and sourced from the same OEM suppliers to ensure long-lasting reliability. We trust these parts, accessories, and upgrades so confidently that we back every Bavarian Autosport branded component with a 2-year warranty.

As a leading source of high-performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts. All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform!

Show More Show Less
Basic Cooling System Service Kit - E46 M5X 2.5L 2.8L 3.0L
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:557236
Part#: E46M5XBCKT
In Stock
Sale - Save 8% $ 438.99

This product was last offered at the strikethrough price on
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$ 401.84 USD
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This product was last offered at the strikethrough price on
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Just like the rest of your vehicle's major systems, the cooling system must also be addressed periodically to ensure proper cooling and component reliability. Plastic and rubber components become brittle and prone to splitting or cracking after long periods of heating and cooling cycles, especially in colder climates! The coolant itself can degrade or become contaminated, leading to potential corrosion or freezing issues. Finally, thermostats and sensors can fail completely, preventing proper cooling and/or coolant temperature readings to become inaccurate.

To make sure you are not left stranded on the side of the road with an overheated engine, we have put together this Basic Cooling System Service kit. This kit contains all of the most-likely-to-fail components, giving you peace of mind knowing your engine will continue to run cool for another 60,000+ miles.

See kit contents below for all included components.

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Castrol TWS Oil Change Kit / Inspection I
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:5376309
Part#: 11427833769TMSKT
Ships in 2 Business Days
Sale - Save 2% $ 144.99

This product was last offered at the strikethrough price on
08-19-2026

$ 141.91 USD
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Everything needed for a complete oil service including TWS Edge Supercar oil and an OEM Mahle filter To keep your Ultimate Driving Machine performing flawlessly, Turner Motorsport recommends performing oil changes every 5,000-10,000 miles, depending on driving habits. Doing all of the necessary inspections will keep your vehicle running much longer and cleaner. Turner Motorsport is here to help you keep your car in great condition. Kit includes: -Oil filter kit -Oil drain plug -6x Castrol Edge TWS Engine oil 10w-60
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Premium Differential Service Kit - E46 M3, E9X M3, E82 1 M Coupe ...
10X Entries Into Our F80 M3 Sweepstakes
Includes BMW SAF-XJ limited slip differential fluid with FM booster
Packaged by Turner - Corporate Logo
T#:598688
Part#: E46M3DIFSERTMSKT
In Stock
Sale - Save 1% $ 301.99

This product was last offered at the strikethrough price on
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$ 300.47 USD
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Servicing your differential is an important job and should only be completed using high quality components! To ensure our customers are getting exactly what they need, we have put together this limited-slip differential service kit that includes all new fluid from BMW, a new BMW drain plug, and one of our new Titanium Magnetic Differential Drain Plugs!
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Packaged by Turner - Corporate Logo
T#:340196
Part#: E46COOLINGPACK
Ships in 3 Business Days
Sale - Save 6% $ 613.99

This product was last offered at the strikethrough price on
08-13-2026

Starting at $ 574.46 USD
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Sale - Save 6%
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This product was last offered at the strikethrough price on
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Starting at $ 574.46 USD
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This is a compete cooling system overhaul kit, which includes all the common E46 cooling system failure parts bundled into a complete package. This cooling system package is for all of the non-M E46 3 series -- those made in 1999-2005 as well as 2006 coupes and convertibles.

The E46 cooling system is much like that of the previous generation 3 series. Several of the primary cooling components are prone to failure within 60k miles (or less in many cases). A failure in the cooling system can lead to overheating and catastrophic engine failure. Don't gamble your engine! By replacing these core items preventatively, such as the radiator & waterpump, you are defusing what could be a ticking cooling system time bomb. And if you've had a failure of one of these parts, now is the time to refresh your cooling system. Our kit includes one OEM Behr radiator, an Original BMW water pump (with updated composite impeller), thermostat (complete with housing), radiator cap, and new hoses (as pictured).

Optional items (which can be added below):
- Original BMW antifreeze
- Upgrade the water pump to a Stewart EMP High Performance pump
- Add a new coolant expansion tank (known for cracking)
- Add a new coolant level sensor (known for failing / throwing "check coolant" messages)

This cooling system overhaul kit fits the following BMWs:
1999-2000 E46 3 Series Sedan/Wagon - 323i & 328i
1999-2000 E46 3 Series Coupe/Convertible - 323Ci & 328Ci
2001-2005 E46 3 Series Sedan/Wagon - 325i, 325xi, 330i, 330xi
2001-2006 E46 3 Series Coupe/Convertible - 325Ci, 330Ci
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Packaged by Turner - Corporate Logo
T#:554446
Part#: M54ACCKT2
In Stock
Sale - Save 3% $ 256.99

This product was last offered at the strikethrough price on
06-23-2026

$ 249.51 USD
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Sale - Save 3%
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Over time, accessory belts begin to wear out and crack. This can lead to the belt slipping, squeaking, or even snapping. Replace your belts and tensioners on a regular basis to ensure you don't end up stranded on the side of the road with a dead battery or over heated engine due to a bit of simple overlooked maintenance. This kit includes all of the items that will need replaced such as the belts, tensioners, and hardware.

Fits the following BMWs:
2000-09/2002 E53 BMW X5 M54
2000-09/2002 E39 BMW M54
1999-09/2002 E46 BMW M54

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OEM Accessory Belt Service Kit - E39, E46 M54 (up to 2002)
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:401686
Part#: 11281748131KT2
In Stock
Sale - Save 3% $ 272.99

This product was last offered at the strikethrough price on
06-23-2026

$ 265.58 USD
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Sale - Save 3%
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This product was last offered at the strikethrough price on
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This kit covers many of the common wear items that should be changed any time the serpentine belt is being replaced. As these cars gain years and mileage the belt tensioners will also need to be replaced along with the actual belts. It won't do any good to replace the belt if the tensioners are worn. This kit will save you time and money over buying these pieces individually. This kit includes an updated hydraulic alternator tensioner for added reliability and longevity.
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Castrol TWS Oil Change Kit / Inspection I
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:5389759
Part#: E46M3SVCTMSKT
In Stock
Sale - Save 3% $ 175.99

This product was last offered at the strikethrough price on
08-19-2026

$ 169.93 USD
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Everything needed for a complete oil service including TWS Edge Supercar oil and a OEM filter To keep your Ultimate Driving Machine performing flawlessly, Turner recommends performing oil changes every 5,000-10,000 miles, depending on driving habits. Doing all of the necessary inspections will keep your vehicle running much longer and cleaner. Turner Motorsport is here to help you keep your car in great condition. Kit includes: - Drain plug and washer - Oil filter and gaskets - 6x 1 liter Castrol Edge TWS engine oil 10w-60 - Oil change sticker
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E46 M5x M52 M54Cooling System Refresh Kit - Level 2
For vehicles with production date up to 09/2002
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:5498481
Part#: E46M5X2KT
In Stock
Sale - Save 3% $ 474.99

This product was last offered at the strikethrough price on
05-03-2026

$ 460.24 USD
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Prevent cooling issues and take service of your cooling system one step further with a Turner Motorsport Level 2 Cooling System Maintenance Kit. The experts at Turner have identified all of the common parts that fail on a BMW and included them all in this convenient kit. BMW has been designing notoriously failure-prone cooling systems since the late 1980s. The coolant capacity in most BMW engines is not sufficient to accommodate any driving or overheating near red zone temperatures. If the coolant reaches this critical temperature, it is common for thousands of dollars in damage to occur. Stop the problems before they arise. If your BMW has 80,000 miles or more, replace all of these components to ensure that your vehicle stays healthy. Avoid water pump failure, cracked thermostat housings, and expansion tank leaks, which all lead to overheating and subsequent damage. This kit was put together by Turner for a complete cooling system service. GEBA water pump with metal impeller Ecs aluminum water pump pulley Fan switch Thermostat and thermostat housing Sealing gaskets Expansion tank with level sensor, clamp and cap 1 Gallon Coolant Upper & lower radiator hoses Accessory drive belts Radiator drain plug
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Packaged by Turner - Corporate Logo
T#:557311
Part#: E46NONMPCKT3
Ships in 3 Business Days
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05-03-2026

$ 1,429.54 USD
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If you plan to drive your BMW aggressively on the track, it is important that you upgrade your cooling system to avoid overheating. To ensure your BMW keeps cool on the track, we have built out our new High Performance Cooling System Upgrade kits. Featured in this kit is everything you will need to redo your cooling system from top to bottom with OEM components, with select stock components swapped out for the high performance alternative! This kit includes a high performance Mishimoto Radiator, for significantly better cooling than the stock radiator and full aluminum construction that won't crack from long term heat cycling, a performance Mishimoto 70*C thermostat, for lower temperature operation and increased cooling of the engine, and a Stewart High Performance Water Pump, for dramatically increased coolant flow at all RPMs. 

Additional items included in this kit:

  • OEM Replacement Coolant Hoses
  • OEM Expansion Tank, Cap, and Level Sensor
  • OEM Belts, Tensioners, and Pulleys
  • OEM Auxiliary Fan Switch
  • Genuine BMW Hardware for Easy Installation
  • ECS Tuning Aluminum Water Pump Pulley - For increased reliability over the stock composite pulley
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OEM Ignition Service Kit - M52 S50/52
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:556710
Part#: M52S5XTISKT
Ships in 10 Business Days
$ 287.47 USD
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$ 287.47 USD
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Often an oversight in maintenance, ignition components are also susceptible to wear and tear. Spark Plugs can accumulate carbon, reducing the spark intensity and it's ability to properly ignite the air/fuel mixture, leading to misfires and generally declining performance. Other ignition components, such as coils, boots, wires, caps, and rotors, can also wear out over time due to factors like heat and contamination, preventing the current from reaching the spark plug.

To start over fresh with all new components, we now offer these Ignition Service Kits. Each kit comes with brand new OE quality components, replacing any potential fault points in your ignition system for peak performance!

See kit contents below for a complete list of included components.

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S54 Valve Adjustment Kit - E46 M3, Z3M, Z4M
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:401675
Part#: S54VADJKT1
Ships in 2 Business Days
Sale - Save 3% $ 405.61

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05-03-2026

$ 394.49 USD
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BMW recommends valve adjustment every 30,000 miles on the S54 engine.This valve adjustment kit includes every thing needed to to a proper valve adjustment on the S54 engine. 

Kit includes

  • Wiseco valve shims
  • Elring valve cover gasket set
  • BMW Valve shim Installation tool
  • Valve shim feeler gauge set 
  • Castrol TWS Edge Professional Engine Oil - 6 Quarts
  • Mann Oil Filter Kit
  • Oil pan drain plug 

Please note the the included feeler gauge set allows you to stack feeler blades to get a more precise adjustment 

*Click here for valve adjustment instructions*

This item fits the following BMWs: 
2001-2006 E46 BMW M3, M3 Convertible 
2001-2002 Z3 BMW M Roadster M Coupe 
2006-2008 Z4 BMW Z4 M Roadster M Coupe 

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Packaged by Turner - Corporate Logo
T#:557927
Part#: E46M3BCKT1
Ships in 3 Business Days
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07-15-2026

$ 481.90 USD
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Sale - Save 29%
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Just like the rest of your vehicle's major systems, the cooling system must also be addressed periodically to ensure proper cooling and component reliability. Plastic and rubber components become brittle and prone to splitting or cracking after long periods of heating and cooling cycles, especially in colder climates! The coolant itself can degrade or become contaminated, leading to potential corrosion or freezing issues. Finally, thermostats and sensors can fail completely, preventing proper cooling and/or coolant temperature readings to become inaccurate.

To make sure you are not left stranded on the side of the road with an overheated engine, we have put together this Basic Cooling System Service kit. This kit contains all of the most-likely-to-fail components, giving you peace of mind knowing your engine will continue to run cool for another 60,000+ miles.

See kit contents below for all included components.

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Packaged by Turner - Corporate Logo
T#:554445
Part#: M54ACCKT
In Stock
Sale - Save 3% $ 249.99

This product was last offered at the strikethrough price on
06-23-2026

$ 242.90 USD
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Over time, accessory belts begin to wear out and crack. This can lead to the belt slipping, squeaking, or even snapping. Replace your belts and tensioners on a regular basis to ensure you don't end up stranded on the side of the road with a dead battery or over heated engine due to a bit of simple overlooked maintenance. This kit includes all of the items that will need replaced such as the belts, tensioners, and hardware.

Fits the following BMWs:
09/2002-2006 E53 BMW X5 M54
09/2002-2003 E39 BMW M54
09/2002-2005 E46 BMW M54

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Basic Cooling System Service Kit - E46 BMW M3
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:557246
Part#: E46M3BCKT
In Stock
Sale - Save 7% $ 664.99

This product was last offered at the strikethrough price on
07-16-2026

$ 619.41 USD
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Sale - Save 7%
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$ 619.41 USD
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Just like the rest of your vehicle's major systems, the cooling system must also be addressed periodically to ensure proper cooling and component reliability. Plastic and rubber components become brittle and prone to splitting or cracking after long periods of heating and cooling cycles, especially in colder climates! The coolant itself can degrade or become contaminated, leading to potential corrosion or freezing issues. Finally, thermostats and sensors can fail completely, preventing proper cooling and/or coolant temperature readings to become inaccurate.

To make sure you are not left stranded on the side of the road with an overheated engine, we have put together this Basic Cooling System Service kit. This kit contains all of the most-likely-to-fail components, giving you peace of mind knowing your engine will continue to run cool for another 60,000+ miles.

See kit contents below for all included components.

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Packaged by Turner - Corporate Logo
T#:338740
Part#: TMS338740
Ships on Oct 19, 2026
Sale - Save 5% $ 1,009.99

This product was last offered at the strikethrough price on
07-16-2026

Starting at $ 964.52 USD
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As the E46 M3 gets on in years and mileage, the cooling system will be one of the areas that needs the most attention. We have packaged all of the major cooling components into one overhaul kit:

  • radiator
  • water pump
  • thermostat
  • radiator hoses and clamps
  • gaskets and o-rings

We have found that the E46 M3 can develop inconvenient cooling issues, even on daily driven street cars. While the infamous radiator and water pump failures of the E36 are a thing of the past, the E46 M3 still has its own complications. The best approach to avoid bigger problems is preventative maintenance. We recommend replacing the water pump before 80,000 miles and the radiator before 100,000 miles. By addressing these problem areas before a failure, you will save yourself a larger repair bill in the future.

In addition to the standard cooling package items above, there are several other cooling-related components that may make sense to do at the same time:

  • Original BMW coolant
  • fan clutch
  • main serpentine belt and A/C belt
  • Turner Power Pulley Kit (because now is the perfect time!)

This cooling overhaul package fits:
2001-2006 E46 BMW M3
 

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High Performance Cooling System Upgrade - E46 M3
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:557315
Part#: E46MPCKT
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This product was last offered at the strikethrough price on
08-24-2026

$ 2,166.46 USD
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If you plan to drive your BMW aggressively on the track, it is important that you upgrade your cooling system to avoid overheating. To ensure your BMW keeps cool on the track, we have built out our new High Performance Cooling System Upgrade kits. Featured in this kit is everything you will need to redo your cooling system from top to bottom with OEM components, with select stock components swapped out for the high performance alternative! This kit includes a high performance Mishimoto Radiator for significantly better cooling than the stock radiator and full aluminum construction that won't crack from long term heat cycling, and a Genuine BMW Motorsport 55*C thermostat, for lower temperature operation and increased cooling of the engine. 

Additional items included in this kit:

  • ECS Tuning Silicone Replacement Coolant Hoses - For increased reliability over stock rubber hoses
  • ECS Tuning Heavy Duty Aluminum Bleeder Screw
  • OEM Expansion Tank, Cap, and Level Sensor
  • OEM Belts, Tensioners, and Pulleys
  • OEM Auxiliary Fan Switch
  • Genuine BMW Hardware for Easy Installation
  • ECS Tuning Aluminum Water Pump Pulley - For increased reliability over the stock composite pulley
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Packaged by Turner - Corporate Logo
T#:557295
Part#: E46NONMPCKT
Back Ordered
Sale - Save 3% $ 1,406.99

This product was last offered at the strikethrough price on
05-29-2026

$ 1,367.88 USD
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Sale - Save 3%
$ 1,406.99

This product was last offered at the strikethrough price on
05-29-2026

$ 1,367.88 USD
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If you plan to drive your BMW aggressively on the track, it is important that you upgrade your cooling system to avoid overheating. To ensure your BMW keeps cool on the track, we have built out our new High Performance Cooling System Upgrade kits. Featured in this kit is everything you will need to redo your cooling system from top to bottom with OEM components, with select stock components swapped out for the high performance alternative! This kit includes a high performance Mishimoto Radiator, for significantly better cooling than the stock radiator and full aluminum construction that won't crack from long term heat cycling, a performance Mishimoto 70*C thermostat, for lower temperature operation and increased cooling of the engine, and a Stewart High Performance Water Pump, for dramatically increased coolant flow at all RPMs.
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