BMW Engine Parts for BMW E46 M3 S54 (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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Enthusiast Bundles - Corporate Logo
T#:34919067
Part#: 019744TMS01A2KT
In Stock
$ 132.99 USD
Free Shipping on orders $49 and up

MAGNETIC FENDER COVER:

Protect your finish when working under the hood with a high quality Turner fender cover. Made from a synthetic leather layer with a goose flannelette backing for durability and protection. The Turner fender cover holds a tight grip to your fender or core support with four 9.5" magnets sewn into the top layer.


Features:

  • Durable synthetic leather with the Turner logo
  • Soft goose flannelette backing
  • Four 9.5" integrated magnets


Dimensions:

  •  Extra Long 20" x 47"


TELESCOPING LED MIRROR:

You are going to love this tool. This Schwaben telescoping lighted mirror can get you out of a jam when you need to look at something you can not see any other way. Use with or with out the mirror attached. Lighting can reflect on mirror to light at many angles. Great for finding missing parts beneath engine block or oil leaks.

Features:

  • Handy pocket clip
  • Pivoting quick attach mirror for perfect viewing at any angle.
  • Extends up to 26 1/4" for hard to reach places.
  • Collapsed length 6.5" without mirror attached, 9.5" with 
  • High quality mirror provided a perfect reflection.
  • Easy on and off. Turns on when extended and off when collapsed.
  • 44,000 MCD brightness.
  • Long life span up to 100,000 hours on LED bulb.
  • Operates on 3 AG3/LR41 batteries 
  • Includes batteries


TELESCOPING MAGNET:

This Schwaben telescoping magnet is a great addition to any tool box. Magnet is rated to pickup 3.5 lbs. Stainless steel shaft is 7" collapsed and 26" extended. Magnet is encased in a aluminum sleeve to help prevent side of magnet from sticking. Cushion grip rubber handle works great with dry or oily hands.


MAGNETIC PARTS TRAYS:

Stop losing nuts, blots, and screws. The Schwaben magnetic parts tray has a large 4-3/8 inch diameter stainless steel bowl with a rubber-coated magnetic base that won't mar painted surfaces.

Attach the tray to any ferrous metal on the vehicle, and toss in your steel fasteners as you remove them. The magnet holds them safely in place until you are ready to use them again. Works right side up or inverted for under-car repairs.

A simple, effective solution to a common problem.


WARNING: This product contains chemicals known to the state of California to cause cancer, birth defects, and/or reproductive harm. See above warning label as well as http://www.p65warnings.ca.gov for further information on Proposition 65 warnings.

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Telescoping Magnet - Schwaben
10X Entries Into Our F80 M3 Sweepstakes
Schwaben - Corporate Logo
T#:386438
Part#: 010769SCH01A
In Stock
Sale - Save 25% $ 22.99

This product was last offered at the strikethrough price on
05-02-2026

$ 17.24 USD
Free Shipping on orders $49 and up
Sale - Save 25%
$ 22.99

This product was last offered at the strikethrough price on
05-02-2026

$ 17.24 USD
Free Shipping on orders $49 and up
A durable tool for grabbing dropped fasteners, having this option could be the difference between done today and done tomorrow.
Bremmen Parts - Corporate Logo
T#:47439371
Part#: 02SB1815
Ships on Apr 30, 2027
Sale - Save 39% $ 3.99

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

$ 2.44 USD
Free Shipping on orders $49 and up
Sale - Save 39%
$ 3.99

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

$ 2.44 USD
Free Shipping on orders $49 and up

Easily add an oxygen sensor to your custom exhaust setup with this universal O2 sensor bung. Designed for simple weld-on installation, it allows you to place your sensor exactly where you need it—perfect for custom builds, exhaust modifications, or performance tuning projects.

Features:

CNC-cut from T304 Stainless Steel for corrosion resistance
Threaded for M18x1.5mm RH oxygen sensors

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5150 Autosport - Corporate Logo
T#:26204927
Part#: CAR-CRS-S54-XT
Back Ordered
$ 2,299.99 USD
Free Shipping on orders $49 and up
The 5150 AutoSport Pro-Xtreme Connecting Rods, made by CP-Carrillo, are designed to handle extreme horsepower and high RPM applications for BMW S54 engines with 139 mm Rods. Constructed from high-strength, aircraft-grade steel, these connecting rods are engineered to withstand the forces generated by high-powered engines. The Pro-Xtreme design is specifically tailored to handle up to 2000 horsepower, making these rods suitable for high-performance turbo/drag racing or street/strip applications. They are also designed to handle high engine speeds of up to 9500 RPM, which is necessary for achieving maximum power output. Each connecting rod is precisely fabricated to meet the demands of high-performance engines using advanced manufacturing techniques such as computer-aided design (CAD) and finite element analysis (FEA). The Pro-Xtreme Connecting Rods are designed to be durable, reliable, and capable of handling the extreme stresses and forces generated by high-horsepower and high-rpm engines.
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URO Valve Cover Nut W/ Seal & Washer - BMW S54 3.2L
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:43750222
Part#: 11127838075
Back Ordered
$ 7.99 USD
Free Shipping on orders $49 and up
Replacement valve cover nut for your BMW's S54 valve cover
FAE - Corporate Logo
T#:374049
Part#: 12617568480
Back Ordered
$ 7.99 USD
Free Shipping on orders $49 and up
Leaking or malfunctioning oil pressure switches can be disastrous

Glyco - Corporate Logo
T#:374672
Part#: 11211706852
Back Ordered
$ 111.99

This product was last offered at the strikethrough price on
05-07-2026

$ 108.99 USD
Free Shipping
$ 108.99 USD
Free Shipping
59.75MM(+0.25) bore
Meyle Outdoor Temperature Sensor / Probe
5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Meyle - Corporate Logo
T#:579266
Part#: 3009190001
Back Ordered
$ 44.99 USD
Free Shipping on orders $49 and up
Common fix for incorrect OBC temperature readings

Forge - Corporate Logo
T#:370919
Part#: VC04B
In Stock
Sale - Save 10% $ 14.99

This product was last offered at the strikethrough price on
09-18-2026

$ 13.46 USD
Free Shipping on orders $49 and up
Sale - Save 10%
$ 14.99

This product was last offered at the strikethrough price on
09-18-2026

$ 13.46 USD
Free Shipping on orders $49 and up
Car suffering from vacuum leaks? This vacuum hose has a 4mm inner diameter. 

JE Piston - Corporate Logo
T#:5122283
Part#: 297119
Back Ordered
$ 1,324.99 USD
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$ 1,324.99 USD
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JE Pistons are specifically engineered for extreme applications up to, and including, professional competition. In this environment, higher compression ratios, extreme boost levels and heavy nitrous usage necessitate the higher tensile strength 2618 aluminum alloy found in every JE Piston. *Application Specific Forgings for an Optimized, Uniform Crown Thickness *Contact Reduction Groove to Minimize Frictional Drag *Accumulator Groove for Increased Top Ring Stability and Sealing *CNC-Machined Side Relief with Lower Support Band for Additional Skirt Strength *Honed Pin Bores, Double Pressure Fed Pin Oilers and Wire Locks Included *JE ProSeal Piston Rings are included with your JE Pistons
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JE Piston - Corporate Logo
T#:27171928
Part#: 297120
Back Ordered
$ 1,324.99 USD
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JE Pistons Forged Piston Set of 6 – 87.5mm Bore – 11.5:1 CR – BMW E46 M3 S54B32 Maximize the performance of your BMW E46 M3’s S54B32 engine with this set of 6 JE forged pistons. Engineered for strength and high-revving capability, these pistons are built to withstand the demands of high-performance applications. 87.5mm Bore: Increased bore size for improved displacement and power output. Compression Ratio: 11.5:1: High-compression design enhances combustion efficiency and delivers more horsepower and torque. Forged Aluminum: Lightweight and durable, designed to handle high stress and heat, making it perfect for both street and track use. Precision Fit: Ensures seamless installation and compatibility with the BMW S54B32 engine, providing reliability under extreme conditions. Perfect for serious performance builds, these pistons offer a balance of durability, power, and efficiency.
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URO Crankshaft Position Sensor - BMW E46
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:37858384
Part#: 13627548994
Back Ordered
$ 19.99 USD
Free Shipping on orders $49 and up

URO Crankshaft Position Sensor - BMW E46

URO Crankshaft Position Sensor - BMW E46 is a premium replacement designed to restore precise engine timing and eliminate performance issues caused by a faulty sensor. This direct-fit OE replacement ensures accurate crankshaft position readings for smooth engine operation and reliable performance.

  • Direct-fit OE replacement restores proper engine timing and functionality
  • Eliminates check engine lights and trouble codes caused by a failed sensor
  • High-quality polymer and metal construction withstands extreme engine temperatures
  • Alloy conductors minimize electrical resistance for precise signal transmission at any RPM
  • Ensures optimal fuel efficiency and engine performance
  • Backed by a 24-month unlimited mileage warranty

Compatible with BMW E46 models, this URO Crankshaft Position Sensor delivers long-lasting reliability and smooth engine operation.

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Motor And Transmission Mount Kit
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:15744021
Part#: 22322282340-KT
Back Ordered
Sale - Save 3% $ 420.99

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

$ 407.87 USD
Free Shipping on orders $49 and up
Sale - Save 3%
$ 420.99

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

$ 407.87 USD
Free Shipping on orders $49 and up
Upgrade your mounts without compromising comfort. Includes hardware
5150 Autosport - Corporate Logo
T#:26171645
Part#: CP-FPS-S54-XT
Back Ordered
Starting at $ 2,268.98 USD
Free Shipping on orders $49 and up
Starting at $ 2,268.98 USD
Free Shipping on orders $49 and up
CP-Carrillo sets the benchmark for premium aftermarket forged pistons. Crafted with high-strength, lightweight materials and cutting-edge engineering, this BMW S54 piston set boasts the following features: Lightweight Design: Constructed from forged aluminum alloy, CP-Carrillo pistons offer reduced weight, enhancing engine responsiveness and acceleration for a dynamic driving experience. Advanced Engineering: Leveraging state-of-the-art technology, CP-Carrillo engineers optimize combustion, fuel efficiency, and power output, ensuring peak performance in every application. Wide Configuration Range: With a variety of bore sizes and compression ratios available, CP-Carrillo provides options to tailor pistons to specific engine builds and performance objectives. Quality Construction: Each CP-Carrillo piston undergoes precision machining and rigorous testing to meet exacting standards, guaranteeing consistent quality and performance in every set. Engineered by one of motorsport's most respected names, CP-Carrillo pistons are the ultimate choice for the S54 engine, whether for street performance or track dominance. Piston Sets Include: Pistons Rings Pins Locks Spec Sheet Optional Extras: Skirt Coating - Adding a Protective Layer Between the Sides of the Piston and Cylinder Walls Dome Coating - Adding a Protective Layer to the Top of The Piston HD-Wrist Pins - A Must if You are Planning on Going Beyond 850 HP! X Forging - Reducing Rotational Mass By Moving the Wristpin Inwards and Shortening it While Increasing Overall Strength Please Note: It is essential to have all engine modifications performed by a qualified professional to ensure proper installation and optimal engine performance, safety, and reliability.
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JE Piston - Corporate Logo
T#:33646293
Part#: 297119S
Back Ordered
$ 299.99 USD
Free Shipping on orders $49 and up
The 12.5:1 compression JE piston for the S54b32 is designed to help maintain thermal efficiency and minimizes weight. Detail: 12.5:1 Compression 87.00 mm Bore – 1.271 in. CH, -8.70 CC

FAE - Corporate Logo
T#:377029
Part#: 12612367061
Back Ordered
$ 5.99 USD
Free Shipping on orders $49 and up
Leaking or malfunctioning oil pressure switches can be disastrous
Genuine BMW Emissions Service Kit - E46 M3
For vehicles with SMG gearbox and production date up to 09/2004
Genuine BMW - Corporate Logo
T#:577309
Part#: 11157840446KT5
Back Ordered
$ 613.99 USD
Free Shipping
$ 613.99 USD
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Glyco - Corporate Logo
T#:374670
Part#: 11211706849
Back Ordered
$ 177.99

This product was last offered at the strikethrough price on
05-07-2026

$ 172.99 USD
Free Shipping
$ 172.99 USD
Free Shipping
Standard bore
Corteco - Corporate Logo
T#:596700
Part#: 11349064457
Back Ordered
$ 8.99 USD
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This kit includes seals that can be used on either intake or exhaust valves

JE Piston - Corporate Logo
T#:33679694
Part#: 297173S
Back Ordered
$ 299.99 USD
Free Shipping on orders $49 and up
The JE Pistons BMW S52B32 USA Piston – Compression 11.5:1 - 87.00 mm Bore – 1.220 in. CH, -9.90 CC is a premium piston upgrade designed for BMW performance enthusiasts who seek to improve their engine’s power and reliability. Engineered with precision, this piston offers an ideal balance of strength and lightweight construction, ensuring optimal performance under high stress. Available through Turner Motorsport, this piston is specifically tailored for BMW S52 engines, providing a seamless fit for enhanced engine efficiency.
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JE Piston - Corporate Logo
T#:33646279
Part#: 297116S
Back Ordered
$ 299.99 USD
Free Shipping on orders $49 and up
JE Pistons are premium forged components tailored for racing and high-performance engines. Detail: 87.50 mm Bore – 1.271 in. CH, -30.00 CC
JE Piston - Corporate Logo
T#:33646299
Part#: 297170S
Back Ordered
$ 299.99 USD
Free Shipping on orders $49 and up

JE Pistons BMW S52B32 USA Piston – 86.50 mm Bore – 1.220 in. CH, -25.10 CC is an exceptional choice for BMW enthusiasts seeking to boost their engine's performance. Offered by Turner Motorsport, this high-quality piston is specifically engineered for the BMW S52B32 engine, ensuring a precise fit and enhanced reliability. Its optimized design significantly increases compression, resulting in improved horsepower and torque for both racing and daily driving.

  • Increases compression ratio for better power output
  • Lightweight construction enhances overall engine performance
  • Designed for durability and longevity in high-stress environments
  • Ensures a perfect fit for the BMW S52B32 engine
  • Ideal for both competitive racing and everyday driving scenarios
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