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BMW E46 M3 S54 3.2L Performance Engine & Drivetrain Parts

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ES#4147266 - 185FH - Spal Electric Fan Harness with Relay - 185 Degree  - Single Fan 40amp relay wiring harness kit - 185 degree on/165 degree off with Sending unit - Spal - Audi BMW MINI

Single Fan 40amp relay wiring harness kit - 185 degree on/165 degree off with Sending unit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Spal - Corporate Logo
ES#:
4147266
Mfg#:
185FH
In Stock
11% off MSRP

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

$193.99

This product was last offered at the strikethrough price on
06-25-2026

$171.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4608584 - D650-0004KT4 - Performance Ignition Service Kit  - Everything you need to service your ignition system! - Dinan - BMW

Everything you need to service your ignition system! Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
4608584
Mfg#:
D650-0004KT4
In Stock
$317.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3493376 - k70380ssoKT - Stage 3 Daily Clutch Kit - Designed for high-powered street cars while capable enough to handle the track. Conservatively rated at 500ft/lbs. - South Bend Clutch - BMW

Designed for high-powered street cars while capable enough to handle the track. Conservatively rated at 500ft/lbs. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
South Bend Clutch - Corporate Logo
ES#:
3493376
Mfg#:
K70380SSOKT
Ships in 2 Business Days
$1104.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4818925 - 049409LA - E46 M3 Reinforced Billet Differential Cover Kit - 210/215mm - Single piece 6061 construction, optimized cooling, provisions for temp sensor and external cooler! - Turner Motorsport - BMW

Single piece 6061 construction, optimized cooling, provisions for temp sensor and external cooler! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4818925
Mfg#:
049409LA
Ships on Sep 23, 2026
ON SALE!
Starting at $1102.94 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3236075 - 003631ECS01KT - ECS Silicone Hose Kit - Includes upper and lower radiator hoses, Water Pipe Connecting Line and Aluminum Coolant Bleeder Screw - ECS - BMW

Includes upper and lower radiator hoses, Water Pipe Connecting Line and Aluminum Coolant Bleeder Screw affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3236075
Mfg#:
003631ECS01KT
In Stock
ON SALE! SAVE 25%
$364.99

This product was last offered at the strikethrough price on
06-13-2026

$273.25 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4758972 - CAR-S54-SCR - CP-Carrillo Connecting Rod Set - S54 - Upgrade to CP-Carrillo's Forged Connecting Rods! - 5150 Autosport - BMW

Upgrade to CP-Carrillo's Forged Connecting Rods! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Upgrade Your Connecting Rods in Your High Horsepower S54!

Brand:
5150 Autosport - Corporate Logo
ES#:
4758972
Mfg#:
CAR-S54-SCR
Ships in 3 Business Days
Starting at $1849.99 USD
Free Shipping
on orders $49 and up
ES#4369814 - 022798TMS01-01 - Turner Baffled Oil Catch Can - Standard Flow 6oz - A 4 chamber, baffled oil catch can with a bottom drain option - Turner Motorsport - BMW

A 4 chamber, baffled oil catch can with a bottom drain option affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4369814
Mfg#:
022798TMS01-01
In Stock
ON SALE! SAVE 25%
$218.99

This product was last offered at the strikethrough price on
06-13-2026

$164.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#41849 - 22322282340 - Transmission Mount - Priced Each - Secure the rear of the transmission to the crossmember - Genuine BMW - BMW

Secure the rear of the transmission to the crossmember affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
41849
Mfg#:
22322282340
Ships in 3 Business Days
8% off MSRP

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

$92.25

This product was last offered at the strikethrough price on
06-25-2026

$84.87 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4846087 - bm237haKT - Differential And LSD Tune - Upgrade to a better performing LSD also includes tune. - OS Giken - BMW

Upgrade to a better performing LSD also includes tune. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
OS Giken - Corporate Logo
ES#:
4846087
Mfg#:
BM237HAKT
Ships on Jul 17, 2026
$2100.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3560716 - PC 10 - Pedal Commander - Throttle Response Controller With Bluetooth - Unleash the hidden power in your vehicle to get instant feedback & response! - Pedal Commander  - BMW MINI

Unleash the hidden power in your vehicle to get instant feedback & response! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pedal Commander  - Corporate Logo
ES#:
3560716
Mfg#:
PC 10
In Stock
$299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4423258 - 017260la01KT - Turner Motorsport DSSR - E46 M3 (144mm) - Eliminate shifter slop for tighter, crisper shifts! - Turner Motorsport - BMW

Eliminate shifter slop for tighter, crisper shifts! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4423258
Mfg#:
017260LA01KT
In Stock
ON SALE! SAVE 24%
$184.99

This product was last offered at the strikethrough price on
06-13-2026

$139.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2598482 - KPR-6S-7 - 6mm Single Groove Valve Keeper - Priced Each - Two required per valve, necessary for use with certain supertech valves - Supertech - BMW

Two required per valve, necessary for use with certain supertech valves affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
2598482
Mfg#:
KPR-6S-7
In Stock
$5.99

This product was last offered at the strikethrough price on
03-04-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#37392 - 16142229684 - E46 M3 Fuel Pump - E46 M3 - Replace your weak factory pump with this new unit - Genuine BMW - BMW

Replace your weak factory pump with this new unit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
37392
Mfg#:
16142229684
Ships in 3 Business Days
9% off MSRP

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

$754.48

This product was last offered at the strikethrough price on
06-25-2026

$688.27 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2795260 - MF-TRS-05E39 - Helical Limited Slip Differential - Allows for traction at all times by providing the most power to the wheel with more grip. Unlike plate differentials (1,1.5,2-way) helical LSDs can supply different spin rates to each axle, like when cornering. - Team MFactory - BMW

Allows for traction at all times by providing the most power to the wheel with more grip. Unlike plate differentials (1,1.5,2-way) helical LSDs can supply different spin rates to each axle, like when cornering. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*Any defects or warranty clams will have to go directly to Team M Factory*

Brand:
Team MFactory - Corporate Logo
ES#:
2795260
Mfg#:
MF-TRS-05E39
Back Ordered
$999.99 USD
Free Shipping
on orders $49 and up
ES#3509738 - uppk-s54KT - S54 Turner Motorsport Ultimate Power Pulley And Drive Belt Overhaul System - Includes Accessory Belt System! - Assembled By ECS - BMW

Includes Accessory Belt System! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3509738
Mfg#:
UPPK-S54KT
Ships on Aug 3, 2026
Auto Notify
ON SALE! SAVE 18%
$814.99

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

$666.33 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2917934 - 303091652WKWVTKT - Limited Slip Differential Kit - Put all your power to the ground! - Wavetrac - BMW

Put all your power to the ground! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wavetrac - Corporate Logo
ES#:
2917934
Mfg#:
303091652WKWVTKT
Ships on Jul 14, 2026
$1994.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

More About Performance Engine & Drivetrain Parts

Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.

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