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BMW E46 Performance Engine & Drivetrain Parts

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ES#2859359 - 002705ECS02A - Polyurethane Transmission Mount Set - Street - 70A durometer rating - slightly stiffer than stock for improved shifting quality and driveline performance. Constructed of 304 stainless steel with bonded and constrained polyurethane. - ECS - BMW

70A durometer rating - slightly stiffer than stock for improved shifting quality and driveline performance. Constructed of 304 stainless steel with bonded and constrained polyurethane. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2859359
Mfg#:
002705ECS02A
In Stock
ON SALE! SAVE 10%
$114.99

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

$103.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3149098 - D550-1004 - Billet Short-Shifter Kit - Reduce shift throw without increased noise - civilized performance for the discerning enthusiast - Dinan - BMW

Reduce shift throw without increased noise - civilized performance for the discerning enthusiast 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!
Not compatible with the 6-speed manual that was introduced for the 2004-06 model years on the 330i/ci (this includes all ZHP cars) nor the 2001-05 325xi/330xi.

Brand:
Dinan - Corporate Logo
ES#:
3149098
Mfg#:
D550-1004
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.

$276.99

This product was last offered at the strikethrough price on
05-10-2026

$245.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3173697 - 021012TMS02 - Turner Polyurethane Shifter Arm Bushing - The last shifter bushing you'll ever want and need! - Turner Motorsport - BMW
ECS Tuning recommends this product.

The last shifter bushing you'll ever want and need! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3173697
Mfg#:
021012TMS02
In Stock
ON SALE! SAVE 25%
$76.99

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

$57.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4845593 - S54-WPC-RB - WPC-Treated Race Series Rod Bearing Set - S54 - The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability. - Turner Motorsport - BMW

The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4845593
Mfg#:
S54-WPC-RB
In Stock
ON SALE! SAVE 20%
$442.99

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

$354.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3458264 - 022798tms01-07KT - Complete Turner Baffled Oil Catch Can Kit - 8oz - A 4 chamber, baffled oil catch can complete with a universal mount and drain system! - Turner Motorsport - Audi BMW Volkswagen Mercedes Benz MINI Porsche

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

Brand:
Turner Motorsport - Corporate Logo
ES#:
3458264
Mfg#:
022798TMS01-07KT
Ships on Jul 1, 2026
Auto Notify
ON SALE! SAVE 15%
$329.99

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

$280.15 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4315269 - 006205LA09 - M52 M54 Silicone Radiator Hose Kit (Connectors included) - Retains OEM fitment with superior looks and durability. Connectors included! - ECS - BMW

Retains OEM fitment with superior looks and durability. Connectors included! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4315269
Mfg#:
006205LA09
In Stock
ON SALE! SAVE 30%
$194.99

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

$136.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2855687 - 001977ECS03A - ECS Aluminum Water Pump Pulley - Black - Finally, a durable, attractive water pump pulley that won't break! - ECS - BMW

Finally, a durable, attractive water pump pulley that won't break! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2855687
Mfg#:
001977ECS03A
In Stock
ON SALE!
$101.99

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

$96.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2992660 - 7058 - E46 M3 High Performance Aluminum Radiator - Ultra-efficient dual-core, triple-pass radiator from the leader in E46 M3 cooling. Cooler engine temps mean more power and longer life of engine components. - CSF - BMW

Ultra-efficient dual-core, triple-pass radiator from the leader in E46 M3 cooling. Cooler engine temps mean more power and longer life of engine components. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
CSF - Corporate Logo
ES#:
2992660
Mfg#:
7058
In Stock
$615.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4414503 - 9-301-1000 - DeatschWerks 340 LPH In-Tank Fuel Pump W/ Universal Set Up Kit - A high flow option pump proven to perform! - DeatschWerks - Audi BMW Volkswagen Mercedes Benz MINI

A high flow option pump proven to perform! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This is Universal and Not a direct replacement for the Genuine Pump!

Brand:
DeatschWerks - Corporate Logo
ES#:
4414503
Mfg#:
9-301-1000
In Stock
$169.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2795472 - MF-TRS-05E46A - 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 claims will have to go directly to Team M Factory

Brand:
Team MFactory - Corporate Logo
ES#:
2795472
Mfg#:
MF-TRS-05E46A
In Stock
$999.99 USD
Free Shipping
ES#4508968 - 01KDCABLE - K+DCAN Cable - FTDI FT232RL Style OBD2 Cable - Connect to 1998-2018 BMW OBD2 systems with a laptop. - Bremmen Parts - BMW

Connect to 1998-2018 BMW OBD2 systems with a laptop. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4508968
Mfg#:
01KDCABLE
In Stock
$33.99

This product was last offered at the strikethrough price on
02-20-2026

$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3191577 - EVEE46INT - E46 M3 Carbon Fiber Intake Kit - Designed for optimum performance while adding a unique style - Eventuri - BMW

Designed for optimum performance while adding a unique style affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Expect power increases of 10-15hp, 8-12ft-lb - even more with performance software.

Brand:
Eventuri - Corporate Logo
ES#:
3191577
Mfg#:
EVEE46INT
In Stock
$1070.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2917892 - 30309175WKWVT - Limited Slip Differential - 188 (Small Diff Housing) - Put all your power to the ground!
*fits ratios of 3.15 and up* - Wavetrac - BMW

Put all your power to the ground! *​fits ratios of 3.15 and up* affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wavetrac - Corporate Logo
ES#:
2917892
Mfg#:
30309175WKWVT
Ships on Sep 8, 2026
$1245.99 USD
Free Shipping
on orders $49 and up
ES#3557896 - 16142229684 - E46 M3 Fuel Pump - Replace your weak factory pump with this new unit - Bremmen Parts - BMW
ECS Tuning recommends this product.

Replace your weak factory pump with this new unit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
3557896
Mfg#:
16142229684
Ships on Aug 6, 2026
Auto Notify
$313.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3149196 - D760-0002 - High Flow Intake System - Precision engineered to feed cooler, denser air to your engine - +11HP/+9TQ - Dinan - BMW

Precision engineered to feed cooler, denser air to your engine - +11HP/+9TQ 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!
CARB certified for sale in all 50 states

Brand:
Dinan - Corporate Logo
ES#:
3149196
Mfg#:
D760-0002
EO#:
D-176-32
Ships on Jun 18, 2026
Auto Notify
11% off MSRP

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

$345.99

This product was last offered at the strikethrough price on
05-10-2026

$306.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4265937 - 007927LA01-02 - Turner Motorsport Silicone Intake Boot - E39/E46 M54 3.0 - Black - Improved Air Flow and Durability! Also available in blue (ES4265935) - Turner Motorsport - BMW

Improved Air Flow and Durability! Also available in blue (ES4265935) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4265937
Mfg#:
007927LA01-02
In Stock
ON SALE! SAVE 32%
$197.99

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

$135.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime 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.

Let us help you find the parts that fit your BMW

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