BMW Engine Parts for BMW 3 Series E46 (1999-2005)

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Turner Motorsport has everything you need to upgrade your BMW through our stages of performance or to keep your car in peak condition with our range of the latest in proven OEM cooling parts. Upgrade your cooling system and engine performance with the selections below to give your BMW a performance and reliability advantage.

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ECS Heavy Duty Ground Cable Upgrade (12421737755) - E30, E36, E39, E4...
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ECS - Corporate Logo
T#:49996974
Part#: 059235LA01
In Stock
Sale - Save 25% $ 29.99

This product was last offered at the strikethrough price on
11-07-2026

$ 22.49 USD
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Sale - Save 25%
$ 29.99

This product was last offered at the strikethrough price on
11-07-2026

$ 22.49 USD
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If you're experiencing hard starting, flaky charging, or other electrical issues, your engine ground strap may be the culprit. On older BMWs, the engine ground strap is a thin, non-insulated cable that spans from the engine mount arm to the frame horn. Despite the seemingly simple nature of this part, on older cars, it is known to cause massive headaches. Due to its non-insulated design, years of exposure to water, dirt, and road salt will cause the wire to corrode, ultimately leading to complete failure. A break in this cable will cause an open circuit, resulting in issues with the vehicle's electrical system and potentially leading to a no-start condition.

To solve this issue, ECS has engineered an exact-fit, upgraded ground strap for your BMW! Unlike its OEM counterpart, this design features insulated, large-gauge copper wire for dependable conductivity and long-lasting durability. Additionally, factory-style lugs are zinc-coated, crimped, and soldered, ensuring protection against corrosion and oxidation.

Whether you're replacing a visibly corroded strap or proactively preventing failure, this solution from ECS is sure to provide lasting performance and protection.

FEATURES

Direct-fit replacement and upgrade for E30 (318i/is), E36, E39, E46, and others Solves intermittent grounding issues caused by aging OEM straps Clean, stealthy design that fits seamlessly in factory engine bays Factory length and lug orientation for drop-in fitment 2 AWG tinned copper cable for excellent conductivity and corrosion resistance Zinc-coated lugs, crimped and soldered to resist moisture and oxidation Black UL1015-grade insulation withstands oil, heat, and abrasion Discreet ECS label for a clean, OEM+ look Replaces OEM part numbers 12421737755 and 12421714262.

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E36/E46/Z3/Z4 ECS Tuning Aluminum Water Pump Pulley - Black
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ECS - Corporate Logo
T#:363707
Part#: 001977ECS03A
In Stock
Sale - Save 10% $ 104.99

This product was last offered at the strikethrough price on
11-07-2026

$ 94.49 USD
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Sale - Save 10%
$ 104.99

This product was last offered at the strikethrough price on
11-07-2026

$ 94.49 USD
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Most of the pulleys on your BMW engine are plastic, which become brittle and frail over time and from engine bay heat. A failed pulley could leave you stranded which is why it is vital to inspect the pulleys during routine maintenance. This is an aluminum version of the stock water pump pulley used on the M50/M52/M52TU/M54 engine in the E36, E46, Z3, Z4, and other models. It uses the same hardware and the original belt as the stock plastic pulley. But the aluminum will last much longer.
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Achilles Motorsports - Corporate Logo
T#:1150773
Part#: 11-AM-UOPSK-M54
In Stock
$ 270.99 USD
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$ 270.99 USD
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The M54 engine has well-documented issues caused by harmonics. The extreme vibrations cause the weak oil pump shaft to shear off or the oil pump nut to come loose and fall off, all of which results in an instant loss of oil pressure. Achilles Motorsports decided to develop a solution to fix all of these known issues. Achilles takes their oil pump shafts to the extreme, using only the toughest materials and heat treatment processes to ensure optimum strength. The core of this kit is a hardened Chromoly shaft that is centerless ground to ensure absolute trueness. The shaft is engineered with an exclusive square key lock system that not only prevents the gear from ever spinning on the shaft but also adds strength to the area to which the gear mounts. Achilles Motorsports then replaced the pesky oil pump nut with an extended length bolt that is EDM drilled for safety wire to properly secure it for all conditions. Don't wait for your oil pump to fail and leave you stuck with costly engine repairs! Key Features: Hardened Chromoly centerless ground shaft EDM Drilled Bolt with a piece of safety wire included Grade 8 extended length hardware to secure the gear to the shaft Left hand threaded to prevent it from unexpectedly coming loose Exclusive Square key lock shaft and drive gear 100% serviceable & rebuildable without the need for grinding NOTE: Professional installation required! The shaft requires being pressed into the oil pump's inner rotor.
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ECS 75A Durometer Engine Mount - Pair - E36 E46 E9x Z3 Z4
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ECS - Corporate Logo
T#:1887246
Part#: 1181228379812KT
In Stock
Sale - Save 25% $ 197.99

This product was last offered at the strikethrough price on
11-07-2026

$ 148.48 USD
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Sale - Save 25%
$ 197.99

This product was last offered at the strikethrough price on
11-07-2026

$ 148.48 USD
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With exposure to heat and elements, your motor mounts will break down with increasing age. A secure mount is vital to reduce drivetrain vibration and transfer as much horsepower to the wheels as possible. These mounts are an upgrade for non-M E36/E46 owners seeking a stiffer mount without sacrificing comfort and ride quality.
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Achilles Motorsports Oil Pan Baffle Kit - BMW M52TU M54
For Dual Vanos Engines with a production date from 09/1998+
Achilles Motorsports - Corporate Logo
T#:1150766
Part#: 11-AM-OPB-M54
In Stock
$ 159.99 USD
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$ 159.99 USD
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SpecE46 Legal! The Achilles Motorsports Oil Pan Baffle was designed and manufactured to be used on racing, high-performance track, and street driven cars. Each baffle is precision laser cut from .090" heat-treated aluminum then hand-assembled and test fit to ensure accuracy and ease of installation. Achilles Motorsports' baffle design incorporates dual trap doors and a unique oil deflector that prevents oil from splashing out of the sump under hard braking. Together, these help minimize the sloshing of the oil inside the oil pan and keep oil accumulated around your pickup tube. The factory BMW oil pan doesn't do a very good job of keeping oil accumulated around the oil pick-up tube in high g-force situations. By keeping oil accumulated around the pickup tube you can eliminate the costly loss of oil pressure and potential damage to other vital engine parts commonly caused by high g-forces from hard acceleration and braking and high-speed cornering. Professional welding is required for installation! For use with BMW oil pan: 11131432703 During installation, while the oil pan is removed, we HIGHLY RECOMMEND upgrading your factory oil pump with the Achilles Motorsport Upgraded Oil Pump Shaft Kit (T#1150773). After numerous instances of sheered-off oil pump shafts and oil pump nuts coming loose, resulting in an instant loss of oil pressure, Achilles decided to come up with a solution - Don't let it happen to you!
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Genuine BMW - Corporate Logo
T#:14039
Part#: 61357892976
In Stock
8% off MSRP $ 162.07

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 148.50 USD
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8% off MSRP
$ 162.07

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 148.50 USD
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This is a Genuine BMW fuel pump relay for E39 M5, E46 M3 and MZ3 with the S54 engine.

When doing any sort of repair or maintenance there is no replacement for genuine factory parts. Turner Motorsport carries the Genuine BMW brand with pride and has the parts you need to complete your next project with confidence.

This item fits the following BMWs:
2001-2006 E46 BMW M3
1999-2003 E39 BMW M5
2001-2002 Z3 BMW M Roadster M Coupe
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Genuine BMW - Corporate Logo
T#:34525
Part#: 11347830888
Ships in 1-2 days
16% off MSRP $ 88.96

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 74.80 USD
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16% off MSRP
$ 88.96

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 74.80 USD
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Genuine BMW Exhaust Valve - 30,5/5,95mm
This item fits the following BMW Chassis:
E46 M3,E85 Z4M,E46,E85 Z4,E86 Z4

Fits BMW Engines including:
S54

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Genuine BMW - Corporate Logo
T#:20702
Part#: 13907831770
In Stock
2% off MSRP $ 103.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 101.99 USD
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2% off MSRP
$ 103.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 101.99 USD
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Valves fail over time usually getting stuck in a certain state causing the engine not to run correctly. An easy item to replace this will fix the rough idle and clear that engine code.

Genuine BMW Fuel Tank Breather Valve
This item fits the following BMW Chassis:
E46 M3,E85 Z4M,E46,E85 Z4,E86 Z4

Fits BMW Engines including:
S54

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Billet Aluminum Oil Dipstick - Polished - S54
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ECS - Corporate Logo
T#:384350
Part#: 009422ECS01-01
In Stock
Sale - Save 35% $ 103.99

This product was last offered at the strikethrough price on
11-07-2026

$ 67.59 USD
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Sale - Save 35%
$ 103.99

This product was last offered at the strikethrough price on
11-07-2026

$ 67.59 USD
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A beautiful addition and durable upgrade for your engine

Tired of staring at that bright red plastic oil dipstick? Waiting for a way to add a nice touch to your engine bay without going over the top? ECS Tuning is proud to announce our billet aluminum oil dipstick! Designed to OE specifications with an easy-to-read fill line, we offer three different finishes. Available in black, polished, or clear anodized, we have an offering for every type of enthusiast. Not only does it look better, but also performs better. Because of the durability, it is easier to insert than the factory ribbon dipstick. So, no more fighting with your dipstick to re-install it.

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Genuine BMW - Corporate Logo
T#:348229
Part#: 11361705532
In Stock
$ 81.12 USD
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$ 81.12 USD
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Feeds oil to the VANOS unit from the oil filter housing.

When doing any sort of repair or maintenance there is no replacement for genuine factory parts. Turner Motorsport carries the Genuine BMW brand with pride and has the parts you need to complete your next project with confidence.

Fits the following BMW engines:
M52, S52, M54

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E46 M3, Z4M ECS Tuning Aluminum Water Pump Pulley
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ECS - Corporate Logo
T#:367060
Part#: 002778ECS01
Ships on Dec 18, 2026
Sale - Save 15% $ 100.99

This product was last offered at the strikethrough price on
11-07-2026

$ 85.84 USD
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Sale - Save 15%
$ 100.99

This product was last offered at the strikethrough price on
11-07-2026

$ 85.84 USD
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Most of the pulleys on your BMW engine are plastic, which become brittle and frail over time and from engine bay heat. A failed pulley could leave you stranded which is why it is vital to inspect the pulleys during routine maintenance. This is an aluminum version of the stock water pump pulley used on the S54 engine in the E46 M3, MZ3, and Z4M. It's the same size and uses the same hardware and the original belt as the stock plastic pulley. But the aluminum will last much longer.
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ECS Billet Aluminum Oil Filter Cap - S50 S52 S54 M50 M42 M30 ...
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ECS - Corporate Logo
T#:637599
Part#: 005944LA01
In Stock
Sale - Save 15% $ 98.99

This product was last offered at the strikethrough price on
11-07-2026

$ 84.14 USD
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Sale - Save 15%
$ 98.99

This product was last offered at the strikethrough price on
11-07-2026

$ 84.14 USD
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This cap is designed to use the original O-ring seal so no special parts are required. The satin black anodize blends in with the rest of your engine bay making this a smart and subtle upgrade. Made in the USA!
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Genuine BMW M54 Valve Cover Gasket Set - E46 E39 E53 E60 E83 Z4 ...
For vehicles with production date from 09/2002
Genuine BMW - Corporate Logo
T#:348065
Part#: 11120030496KT2
In Stock
$ 113.99 USD
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$ 113.99 USD
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Keeping the oil inside your engine is extremely important to performance. Between oil change intervals, your oil can dip to dangerous levels if there is a leak you may not be aware of. The valve cover is an extremely common place for this to happen. BMW straight six engines are notorious for leaky valve cover gaskets. Years of exposure to extreme temperature change degrades the gaskets and causes failure. Replace yours to keep your engine oil in your vehicle.

This valve cover gasket set fits the folowwing BMWs with the M54 engine:

E39 525i 530i For vehicles with production date from 09/2002 
E46 325Ci 325i 325Xi 330i 330Ci 330Xi For vehicles with production date from 09/2002 
E53 X5 For vehicles with production date from 09/2002 
E60 525i 530i 
E83 X3
Z4 2.5i 3.0i

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S5X/M5X/M44/M20/M10- WPC Treated Rod Bearing Set - (Standard/Red Shel...
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ECS - Corporate Logo
T#:395066
Part#: 11241284849WPC
In Stock
Sale - Save 25% $ 188.99

This product was last offered at the strikethrough price on
11-07-2026

$ 141.74 USD
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Sale - Save 25%
$ 188.99

This product was last offered at the strikethrough price on
11-07-2026

$ 141.74 USD
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These WPC-treated bearings are the best we have seen! WPC is a shot-peening treatment at a microscopic level. It's perfect for sensitive surfaces like bearings. The WPC treatment removes imperfections and high spots, while creating a surface that retains oil better than the original surface. This greatly reduces friction. The bearings in this kit are original equipment KS bearings that are sent to WPC for treatment. The treated bearings are stronger with less metal fatigue and less friction than buying off-the-shelf bearings from the dealer.

This item fits the following BMWs: 
1984-1991 E30 BMW 318i 318is 318ic 325e 325es 325i 325ic 325is 325ix 
1992-1998 E36 BMW 318i 318is 318ti 318ic 323is 323ic 325i 325is 325ic 328i 328is 328ic M3 
1999-2005 E46 BMW 323i 323ci 325i 325ci 325xi 328i 328ci 330i 330ci 330xi
1982-1988 E28 BMW 528e
1989-1995 E34 BMW 525i
1997-2003 E39 BMW 525i 528i 530i
2004-2005 E60 BMW 525i 530i 
2004-2006 E83 BMW X3 2.5i X3 3.0i 
2000-2006 E53 BMW X5 3.0i 
1997-2002 Z3 BMW Z3 1.9 Z3 2.3 Z3 2.5i Z3 2.8 Z3 3.0i M Roadster M Coupe 
2003-2005 Z4 BMW Z4 2.5i Z4 3.0i 

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Genuine BMW - Corporate Logo
T#:12480
Part#: 12147539165
In Stock
9% off MSRP $ 228.86

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 208.24 USD
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9% off MSRP
$ 228.86

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 208.24 USD
Free Shipping

Located on the intake side of the cylinder head, this sensor relays the position of the camshaft to the computer in order to determine proper ignition timing. When this sensor fails the engine will generally log a fault code and may place the vehicle into "limp" mode. When this happens it is advised to stop driving the vehicle and address the issue immediately as premature wear or long term damage to the engine is possible.

When doing any sort of repair or maintenance there is no replacement for genuine factory parts. Turner Motorsport carries the Genuine BMW brand with pride and has the parts you need to complete your next project with confidence.

OE BMW reference number: 12147539165
 

We also carry a this sensor with the required o ring Here

This part fits the following BMWs:
1998 - 2004 E39 Touring 525i 528i 
1996 - 2004 E39 Sedan 525i 528i 530i  
1999 - 2006 E46  323i 323ci 325i 325ci 325xi 328i 328ci 328xi 330i 330ci 330xi 

 

 

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Achilles Motorsports - Corporate Logo
T#:1150771
Part#: 11-AM-VEK-M54
In Stock
$ 144.99 USD
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$ 144.99 USD
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Achilles Motorsports' Vanos Elimination kit includes the parts necessary to lock or eliminate your Dual Vanos system and give the engine builder the ability to take full advantage of the fine-tuning/degreeing associated with race specification camshafts. This helps ensure you get the maximum power, reliability, and horsepower from your engine. This kit is for Dual Vanos M54 & M52TU Engines
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Genuine BMW - Corporate Logo
T#:19361
Part#: 11121735180
Ships in 1-2 days
4% off MSRP $ 67.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 64.99 USD
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4% off MSRP
$ 67.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 64.99 USD
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Genuine BMW Non-Return Valve
This item fits the following BMW Chassis:
E36 M3,E34,E36,E39,E46,E53 X5 X5,E83 X3,E85 Z4

Fits BMW Engines including:
M50,M52,M54,M56,S50,S52

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Genuine BMW - Corporate Logo
T#:141440
Part#: 61218370984
Ships in 1-2 days
3% off MSRP $ 86.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 83.99 USD
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3% off MSRP
$ 86.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 83.99 USD
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Genuine BMW Battery Hold Down -
This item fits the following BMW Chassis:
E46


Genuine BMW - Corporate Logo
T#:14510
Part#: 11317830869
In Stock
1% off MSRP $ 102.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 101.99 USD
Free Shipping
1% off MSRP
$ 102.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 101.99 USD
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Genuine BMW Timing Chain
This item fits the following BMW Chassis:
E46 M3,E85 Z4M,E46,E85 Z4,E86 Z4

Fits BMW Engines including:
S54

Genuine BMW Ultimate Valve Cover Gasket Kit
For vehicles with production date up to 09/2002
Genuine BMW - Corporate Logo
T#:379300
Part#: 11129070990KT2
In Stock
$ 106.99 USD
Free Shipping
$ 106.99 USD
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Keeping the oil inside your engine is extremely important to performance. Between oil change intervals, your oil can dip to dangerous levels if there is a leak you may not be aware of. The valve cover is an extremely common place for this to happen. Years of exposure to extreme temperature change degrades the gaskets and causes failure. Replace yours to keep your engine oil in your vehicle.
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Genuine BMW - Corporate Logo
T#:7560
Part#: 22116779970
Ships in 1-2 days
6% off MSRP $ 160.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 151.99 USD
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6% off MSRP
$ 160.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 151.99 USD
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Don't neglect your motor mounts! Most stock BMW motor mounts are fluid filled and the stiffness of the mount depends on this fluid. But over time the fluid leaks out and the strength of the mount is greatly reduced. A worn motor mount allows the engine to twist and shift around. The harder you're driving the more shift will occur. As the engine is moving around it can contact other parts in the engine bay - usually cooling related. The mechanical fan can hit the radiator; the A/C compressor can hit a radiator hose, the exhaust will flex and may break. Twisting of the engine can also lead to shifting problems as the transmission twists with it. There are countless issues related to worn or compressed motor mounts so don't overlook these as a regular replacement item (every 50,000 miles).

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!

This item fits the following BMW Chassis:
E46 
Non-M
E85 Z4 2.5i/3.0i/3.0si
E89 Z4 3.0si

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Genuine BMW - Corporate Logo
T#:14624
Part#: 11617831930
Ships in 1-2 days
2% off MSRP $ 127.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 124.99 USD
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2% off MSRP
$ 127.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 124.99 USD
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Vents gases from the crankcase back into the intake.
When doing any sort of repair or maintenance there is no replacement for genuine factory parts. Turner Motorsport carries the Genuine BMW brand with pride and has the parts you need to complete your next project with confidence.


Genuine BMW Vent Hose
This item fits the following BMW Chassis:
E46 M3,E85 Z4M,E46,E85 Z4,E86 Z4

Fits BMW Engines including:
S54
 

 

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Genuine BMW - Corporate Logo
T#:7332
Part#: 13901433603
Ships in 1-2 days
$ 120.88 USD
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$ 120.88 USD
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This is the Genuine BMW fuel tank vent valve that helps to relieve built up pressure inside the gas tank.

When doing any sort of repair or maintenance there is no replacement for genuine factory parts. Turner Motorsport carries the Genuine BMW brand with pride and has the parts you need to complete your next project with confidence.

This item fits the following BMWs:
1999-2005 E46 BMW 323i 323ci 325i 325ci 325xi 328i 328ci 330i 330ci 330xi
1999-2003 E39 BMW 525i 528i 530i
1998-2003 E39 BMW 540i
1998-2001 E38 BMW 740i 740il 750il
2000-2006 E53 BMW X5 3.0i
2000-2003 E53 BMW X5 4.4i X5 4.6is
1999-2002 Z3 BMW Z3 2.3 Z3 2.5i Z3 2.8 Z3 3.0i
2003-2005 E85 BMW Z4 2.5i Z4 3.0i
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Genuine BMW Ignition Coil
For vehicles with production date up to 09/2002
Genuine BMW - Corporate Logo
T#:12446
Part#: 12131703228
Ships in 1-2 days
2% off MSRP $ 108.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 106.99 USD
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2% off MSRP
$ 108.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 106.99 USD
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Bosch BMW IGNITION COIL

We also stock this part as BMW part #12131748018

Fits BMW Engines including:
M52,M54,M62,M73,M73N
 
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Genuine BMW - Corporate Logo
T#:367827
Part#: 13537546244
Ships in 1-2 days
6% off MSRP $ 264.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 249.99 USD
Free Shipping
6% off MSRP
$ 264.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 249.99 USD
Free Shipping
Genuine BMW - Corporate Logo
T#:12510
Part#: 13537546245
Ships in 1-2 days
3% off MSRP $ 264.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 256.99 USD
Free Shipping
3% off MSRP
$ 264.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 256.99 USD
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Genuine BMW Injection Valve -
This item fits the following BMW Chassis:
E39,E46,E53 X5,E83 X3,E85

Fits BMW Engines including:
M54

Genuine BMW - Corporate Logo
T#:348666
Part#: 11812283798
Ships in 1-2 days
9% off MSRP $ 209.24

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 189.99 USD
Free Shipping
9% off MSRP
$ 209.24

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 189.99 USD
Free Shipping
With exposure to heat and elements, your motor mounts will break down with increasing age. A secure mount is vital to reduce drivetrain vibration and transfer as much horsepower to the wheels as possible. These mounts are an upgrade for non-M E36/E46 owners seeking a stiffer mount without sacrificing comfort and ride quality.
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ECS S54 VANOS Rebuild Kit - E46 M3, Z3, Z4
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
ECS - Corporate Logo
T#:394204
Part#: 012018ECS
Ships on Jan 11, 2027
Sale - Save 14% $ 277.99

This product was last offered at the strikethrough price on
11-07-2026

Starting at $ 238.53 USD
Free Shipping
Sale - Save 14%
$ 277.99

This product was last offered at the strikethrough price on
11-07-2026

Starting at $ 238.53 USD
Free Shipping

The main reason all of the VANOS units will eventually fail is because the material used for the sealing rings from the factory is not designed for that type of environment. When this happens the only option that BMW leaves you with is buying a new and expensive VANOS unit with the same sealing rings that failed in your original unit.

The VANOS system found in BMW engines is a great feature (when it’s working properly), keeping your power curve smooth and responsive especially in lower to mid RPM range. What usually goes unnoticed is the gradual loss of power within this range as the vehicle's age due to slowly failing seals within the VANOS unit. The way the VANOS system works is based off of oil pressure triggered by a solenoid that allows for a small range of timing degree adjustment, this is where the power curve is affected. When the seals begin to fail (all of them do) there is less pressure to advance the timing reducing the power in that low to mid range. Because this happens slowly it's very hard to notice a difference until you refresh your VANOS unit, then you easily realize the response you've been missing.

There are a number of symptoms that will plague your car as a result of these failing seals such as erratic idle, engine hesitation, stalling, and increased fuel consumption to name a few. If you've been chasing down any of these symptoms with no fix then this could be your issue.

While you're replacing the seals in your VANOS unit it a good time to install anti-rattle spacers to tighten up the gaps in your stock assembly and get rid of that noisy VANOS clatter.

Seals & O-rings:

The seals  were the main focus of this project since the OE units are built with Buna-N rubber o-rings instead of the ECS supplied Viton rubber o-rings. The Buna-N material quickly hardens from the heat and chemical exposure within the engine, where the Viton is significantly more resistant to these chemicals. This knowledge was also used when it came to the commonly failed o-rings found on the VANOS seal plate, replaced at the solenoid.

Rattle Repair:

When it comes to the VANOS rattle this is commonly described as "marbles in a can", and can be heard throughout the different RPM ranges depending on the engine. These upgraded rings and washers are precision ground from hardened steel to resist wear and deformation keeping your VANOS rattle free. The rattle repair tools are designed specifically for this VANOS anti-rattle repair, design from hardened steel to stand up to the job. Designed to perfectly follow the splines of the shaft for a tight grip when applying the necessary torque to disassemble & reassemble the VANOS transfer gear. The keyed socket was designed with the intent to use a "common" wrench so this can be completed at home in your garage.    

When Servicing your VANOS unit we recommend getting everything you need to replace on the way to service which includes an oil change and valve cover gasket set. Fresh oil and gaskets is the best way to start off a fresh rebuild of any kind giving you the maximum performance of your freshly serviced components.

Don't forget to check out our rebuild PDF to make sure you have everything to get the job done and eliminate the rebuild guess work.

 

This item fits the following BMWs: 
2000-2001 E46 3 Series M3 M3 Convertible 2000-2006 
2001-2002 Z3 Roadster / Coupe Z3 M Roadster Z3 M Coupe w S54 Engine 
2006-2008 E86 E86 Z4 Z4 M Roadster Z4 M Coupe

 

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Genuine BMW - Corporate Logo
T#:118537
Part#: 51718237364
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Genuine BMW Battery Tray
This item fits the following BMW Chassis:
E46 M3,E46

Genuine BMW - Corporate Logo
T#:34697
Part#: 11367836050
In Stock
5% off MSRP $ 399.99

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$ 381.99 USD
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Genuine BMW Pressure Accumulator
This item fits the following BMW Chassis:
E46 M3,E85 Z4M,E46,E85 Z4,E86 Z4

Fits BMW Engines including:
S54


Genuine BMW - Corporate Logo
T#:170499
Part#: 83300491056
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Working on your S50/S54 or B series timing system? Then you need this adapter that will allow you to turn the engine over at the crankshaft with a socket wrench. BMW tool number: 11 5 100
Genuine BMW - Corporate Logo
T#:12448
Part#: 11127832034
In Stock
2% off MSRP $ 122.99

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$ 119.99 USD
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GENUINE BMW PROFILE-GASKET:118522 - We recommend getting the full S54 valve cover gasket kit that includes spark gaskets and additional parts.
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ECS Exact-Fit Stainless Steel Vanos Line - S54
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
ECS - Corporate Logo
T#:582636
Part#: 012290ECS01
In Stock
Sale - Save 20% $ 113.99

This product was last offered at the strikethrough price on
11-07-2026

$ 91.19 USD
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11-07-2026

$ 91.19 USD
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We have seen so many S54 Vanos line failures at the track that we have to offer you a solution. The factory line is prone to failure due to the OEM hard-line - this stainless steel line alleviates the issues imposed by the factory design and enables you to worry less about your Vanos system. We trust ECS Tuning's Exact-Fit Stainless Steel lines for several different applications, and their S54 Vanos line is no exception.
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Genuine BMW - Corporate Logo
T#:2915
Part#: 12147539165K
In Stock
$ 210.99 USD
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This is a Genuine BMW Intake cam position sensor that fits BMW M52 M54 6 cylinder E46 E39 E60 X3 X5 Z3 Z4 models. This item is a common failure item and often triggers the following fault code "CAMSHAFT ANGLE PULSE GENERATOR". Price includes 12147539165 and required o-ring #12141748398.

When doing any sort of repair or maintenance there is no replacement for genuine factory parts. Turner Motorsport carries the Genuine BMW brand with pride and has the parts you need to complete your next project with confidence.​

This item fits the following BMWs:
1999-2005 E46 BMW 323i 323ci 325i 325ci 325xi 330i 330ci 330xi
1999-2003 E39 BMW 525i 528i 530i
2004-2005 E60 BMW 525i 530i
2004-2006 E83 BMW X3 2.5i X3 3.0i
2000-2006 E53 BMW X5 3.0i
1999-2002 Z3 BMW Z3 2.3 Z3 2.5i Z3 2.8 Z3 3.0i
2003-2006 Z4 BMW Z4 2.5i Z4 3.0i
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Genuine BMW - Corporate Logo
T#:41534
Part#: 13311272750
In Stock
3% off MSRP $ 77.99

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Genuine BMW Fuel Hose - 6X11mm
This item fits the following BMW Chassis:
E30 M3,E36 M3,E34 M5,E30,E34,E36,E38,E46

Genuine BMW - Corporate Logo
T#:32467
Part#: 11211719984
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$ 174.99 USD
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$ 179.99

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$ 174.99 USD
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Genuine BMW Sprocket
This item fits the following BMW Chassis:
E36 M3,E34,E36,E39,E46,E53 X5 X5,E83 X3,E85 Z4

Fits BMW Engines including:
M50,M52,M54,M56,S50,S52

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Genuine BMW - Corporate Logo
T#:19066
Part#: 11417838123
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$ 859.56 USD
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$ 1,081.09

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This Genuine BMW oil pump is the most up to date version direct from BMW. If replacing or upgrading bearings, we recommend replacing the oil pump especially if the engine has over 100,000 miles.

When doing any sort of repair or maintenance there is no replacement for genuine factory parts. Turner Motorsport carries the Genuine BMW brand with pride and has the parts you need to complete your next project with confidence.

This item fits the following BMWs:
2001-2006 E46 BMW M3
2001-2002 Z3 BMW M Roadster M Coupe - S54
2006-2008 E85 BMW Z4 M Roadster M Coupe
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Genuine BMW - Corporate Logo
T#:14857
Part#: 12514592703
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3% off MSRP $ 113.99

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Genuine BMW Adapter Lead -
This item fits the following BMW Chassis:
E36,E39,E46

Fits BMW Engines including:
M52,S52

Genuine BMW - Corporate Logo
T#:32395
Part#: 11211401036
Ships in 1-2 days
3% off MSRP $ 225.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 219.99 USD
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MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 219.99 USD
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Genuine BMW Sprocket
This item fits the following BMW Chassis:
E46 M3,E85 Z4M,E46,E85 Z4,E86 Z4

Fits BMW Engines including:
S54


S54/S5X/M5X/M20/M44 WPC Treated BMW Engine Crankshaft Main Bearing Se...
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
ECS - Corporate Logo
T#:585720
Part#: 11211706847WPCKT
In Stock
Sale - Save 5% $ 250.99

This product was last offered at the strikethrough price on
11-07-2026

$ 238.44 USD
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Sale - Save 5%
$ 250.99

This product was last offered at the strikethrough price on
11-07-2026

$ 238.44 USD
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What's better than using new crank bearings in your next engine build? WPC-treated bearings! What is WPC, you ask? WPC is a surface treatment that reduces friction and adds strength - two improvements that benefit internal engine components. Ultra-fine particles are fired at the surface at very high speeds, like shot-peening - but much, much smaller. The parts come out smoother and stronger due to thermal discharge. The two largest enemies of any high-performance engine are heat and friction - and WPC has found a way to reduce both. What are you waiting for? Use WPC-treated bearings on your next engine build or crank service!
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Genuine BMW - Corporate Logo
T#:348239
Part#: 12147518628
In Stock
17% off MSRP $ 166.83

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$ 138.98 USD
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17% off MSRP
$ 166.83

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 138.98 USD
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Genuine BMW - Corporate Logo
T#:367889
Part#: 16146766942
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6% off MSRP $ 495.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 467.99 USD
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$ 495.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 467.99 USD
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Genuine BMW - Corporate Logo
T#:6590
Part#: 11121432928
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3% off MSRP $ 469.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 454.99 USD
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$ 469.99

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Genuine BMW replacement valve cover and gasket for a damaged or cracked valve cover.


Genuine BMW Cylinder Head Cover -
This item fits the following BMW Chassis:
E39,E46,E53 X5

Fits BMW Engines including:
M52,M54

 

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Genuine BMW - Corporate Logo
T#:19287
Part#: 11787831624
Ships in 1-2 days
6% off MSRP $ 162.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 153.99 USD
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6% off MSRP
$ 162.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 153.99 USD
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This Genuine BMW exhaust gas temperature sensor (EGT) is mounted in the exhaust manifold on cars with the S54 6 cylinder engine including the E46 M3, MZ3 and MZ4.

This item fits the following BMWs:
2001-2006 E46 BMW M3
2001-2002 Z3 BMW M Roadster M Coupe
2006-2008 E85 BMW Z4 M Roadster M Coupe
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Head Gasket - E39, E46, E53, E60, Z3, Z4
For vehicles with production date from 09/1998
Genuine BMW - Corporate Logo
T#:1710
Part#: 11127501304
Ships in 1-2 days
5% off MSRP $ 234.99

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$ 223.99 USD
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5% off MSRP
$ 234.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

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Head Gasket for M52TU and M54 Double VAN0S engines. Fits E46 325, 328, and 330.

When doing any sort of repair or maintenance there is no replacement for genuine factory parts. Turner Motorsport carries the Genuine BMW brand with pride and has the parts you need to complete your next project with confidence.

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Genuine BMW - Corporate Logo
T#:34614
Part#: 11361715027
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2% off MSRP $ 55.99

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$ 54.99 USD
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2% off MSRP
$ 55.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 54.99 USD
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Genuine BMW Splined Shaft -
This item fits the following BMW Chassis:
E39,E46,E53 X5,E83 X3,E85

Fits BMW Engines including:
M52,M54,M56

Genuine BMW Oil Pan Center Cover - Z4 S54 3.2L E46 S54 3.2L
For vehicles with production date from 04/2003
Genuine BMW - Corporate Logo
T#:31877
Part#: 11137834885
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1% off MSRP $ 79.99

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$ 78.99 USD
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1% off MSRP
$ 79.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 78.99 USD
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Genuine BMW Cover
This item fits the following BMW Chassis:
E46 M3,E85 Z4M,E46,E85 Z4,E86 Z4

Fits BMW Engines including:
S54

Genuine BMW - Corporate Logo
T#:367997
Part#: 22116750862
In Stock
1% off MSRP $ 71.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 70.99 USD
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$ 70.99 USD
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Achilles Motorsports - Corporate Logo
T#:1438265
Part#: 11-AM-RCRB-M50
Ships in 3 Business Days
$ 159.99 USD
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Achilles Motorsports uses an extremely hi-tech Dry Film Lubricating process that will keep friction to a minimum allowing your engine to rev faster without worry while keeping oil temperature lower. Perfect for high-performance street, sprint, or endurance racing engines, this specialized coating protects vital engine bearings on dry engine starts and during extreme temperatures and high RPM operation. This specialized coating is the same process that is the choice of professional engine builders around the world, used on all NASCAR, ALMS, and Grand-Am engines. Achilles' bearings provide increased insurance against mechanical thermal breakdown compared to the OEM type bearing, showing much less wear during routine inspections. Note For high-performance and racing engines, we strongly recommend upgrading the OEM type connecting rod bolts to an ARP Connecting Rod Bolt Set to keep your bearing and caps tight even under the most extreme conditions, eliminating potential walk and bearing problems. As with all racing and performance bearings, professional installation is required. Please check all clearances as per the manufactures specifications.
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Genuine BMW - Corporate Logo
T#:41756
Part#: 13417837597
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3% off MSRP $ 67.99

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$ 65.99 USD
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$ 67.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 65.99 USD
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Genuine BMW Hose Elbow
This item fits the following BMW Chassis:
E46 M3,E85 Z4M,E46,E85 Z4,E86 Z4

Fits BMW Engines including:
S54