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BMW E90 Performance Engine & Drivetrain Parts

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Ignition Service Kit

ES#2718224 - 12137841754KT1 - Ignition Service Kit - Restore your ignition system using original equipment components. - Assembled By ECS - BMW

Restore your ignition system using original equipment components. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2718224
Mfg#:
12137841754KT1
In Stock
$2260.99

This product was last offered at the strikethrough price on
06-08-2026

$2220.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N52 Exact-Fit Silicone Radiator Hoses

ES#4830789 - 008641LA02 - N52 Exact-Fit Silicone Radiator Hoses - Retains OEM fitment with superior looks and durability. Pre-assembled with factory connectors for easy installation! - ECS - BMW
ECS Tuning recommends this product.

Retains OEM fitment with superior looks and durability. Pre-assembled with factory connectors for easy installation! 10X Entries For Our 25th Anniversary Sweepstakes!
For SULEV Vehicles with Engine Code N51B30 & Auxiliary Heating (S536A)

Brand:
ECS - Corporate Logo
ES#:
4830789
Mfg#:
008641LA02
In Stock
ON SALE! SAVE 20%
$130.99

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

$104.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS N54/N55 Cat-Back Exhaust, ECS Intake & Turner Ignition Coils

ES#4876611 - 049784LAEBKT - ECS N54/N55 Cat-Back Exhaust, ECS Intake & Turner Ignition Coils - Increase power and sound at a discounted rate! - Enthusiast Bundles - BMW

Increase power and sound at a discounted rate! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876611
Mfg#:
049784LAEBKT
In Stock
ON SALE! SAVE 17%
$2635.96

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

$2198.92 USD
This product is lifetime replacement eligible Lifetime Replacement

E9x M3 Upgraded Billet Differential Cover

ES#4830512 - 049395LA - E9x M3 Upgraded Billet Differential Cover - Single piece 6061 construction, optimized cooling, provisions for temp sensor and external cooler with removable air duct. - Turner Motorsport - BMW

Single piece 6061 construction, optimized cooling, provisions for temp sensor and external cooler with removable air duct. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4830512
Mfg#:
049395LA
Ships in 3 Business Days
ON SALE!
Starting at $1095.12 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AFe POWER 54-82952-C Magnum FORCE Stage-2 Si Pro 5R Cold Air Intake System

ES#3569183 - 54-82952-C - AFe POWER 54-82952-C Magnum FORCE Stage-2 Si Pro 5R Cold Air Intake System - Cold air Intake - AFE - BMW

Cold air Intake CARB certified for sale in all 50 states

Brand:
AFE - Corporate Logo
ES#:
3569183
Mfg#:
54-82952-C
EO#:
D-550-38
Ships in 1 Business Day
20% off MSRP

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

$681.99

This product was last offered at the strikethrough price on
07-21-2026

$545.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#2682301 - 12137594937KT2 - Ignition Service Kit - Everything you need to service your ignition system - Assembled By ECS - BMW

Everything you need to service your ignition system 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2682301
Mfg#:
12137594937KT2
In Stock
$282.99

This product was last offered at the strikethrough price on
02-26-2026

$269.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E8x/E9x Billet Differential Cover - 215mm Large Case

ES#4830493 - 049438LA - E8x/E9x Billet Differential Cover - 215mm Large Case - Single piece 6061 construction, optimized cooling, provisions for temp sensor and external cooler with removable air duct. - Turner Motorsport - BMW

Single piece 6061 construction, optimized cooling, provisions for temp sensor and external cooler with removable air duct. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4830493
Mfg#:
049438LA
Ships in 3 Business Days
ON SALE!
Starting at $1072.54 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport Solid Aluminum Engine And Transmission Mount Kit

ES#3438916 - 021445tmsKT - Turner Motorsport Solid Aluminum Engine And Transmission Mount Kit - Designed for track use to eliminate deflection and drive line slop - Turner Motorsport - BMW

Designed for track use to eliminate deflection and drive line slop 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3438916
Mfg#:
021445TMSKT
In Stock
ON SALE! SAVE 20%
$382.99

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

$306.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Differential And LSD Tune

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.

Brand:
OS Giken - Corporate Logo
ES#:
4846087
Mfg#:
BM237HAKT
Ships in 2 Business Days
$2100.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport N52 Silicone Intake Boot - Blue

ES#3247493 - 006655TMS02 - Turner Motorsport N52 Silicone Intake Boot - Blue - Flexible silicone smooths the intake tract while allowing for a range of performance intakes fitments. The ultimate in durability! - Turner Motorsport - BMW

Flexible silicone smooths the intake tract while allowing for a range of performance intakes fitments. The ultimate in durability! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3247493
Mfg#:
006655TMS02
In Stock
ON SALE! SAVE 41%
$122.99

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

$71.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CP-Carrillo Forged Piston Set - N54

ES#4787488 - CPFPS-N54-84-9.2 - CP-Carrillo Forged Piston Set - N54 - 84mm bore, 9.2:1 compression ratio. Includes HD wrist pins, dome & skirt coatings. - VAC Motorsports - BMW

84mm bore, 9.2:1 compression ratio. Includes HD wrist pins, dome & skirt coatings.

Brand:
VAC Motorsports - Corporate Logo
ES#:
4787488
Mfg#:
CPFPS-N54-84-9.2
Ships on Aug 7, 2026
$2077.99 USD
Free Shipping
on orders $49 and up

Performance Kevlar Reinforced Belt - N52

ES#4485239 - 6pk1990 - Performance Kevlar Reinforced Belt - N52 - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. - ECS - BMW
ECS Tuning recommends this product.

Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4485239
Mfg#:
6PK1990
Ships in 8 Business Days
Auto Notify
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ClutchMasters FX850 Twin Disc Clutch with Aluminum Flywheel - Race Series

ES#3622153 - 03075-TD8R-A - ClutchMasters FX850 Twin Disc Clutch with Aluminum Flywheel - Race Series - The FX850 Boasts Increased Clamping Force, Lightened Flywheel, and Increased Torque Capacity! - Clutch Masters - BMW

The FX850 Boasts Increased Clamping Force, Lightened Flywheel, and Increased Torque Capacity! For Vehicles with Production Date from 02/09 with 6 Bolt Crank
For Vehicles with Production Date from 02/09 with 6 Bolt Crank

Brand:
Clutch Masters - Corporate Logo
ES#:
3622153
Mfg#:
03075-TD8R-A
Ships in 7 Business Days
15% off MSRP

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

$2414.99

This product was last offered at the strikethrough price on
07-21-2026

$2052.99 USD
Free Shipping

Injen SP Series Cold Air Intake

ES#2500819 - SP1125WB - Injen SP Series Cold Air Intake - Wrinkle Black - Includes filters - Injen - BMW

Wrinkle Black - Includes filters CARB certified for sale in all 50 states

Brand:
Injen - Corporate Logo
ES#:
2500819
Mfg#:
SP1125WB
EO#:
D-476-8
In Stock at Vendor
$679.99 USD
Free Shipping
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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Manufacturer names and/or part numbers are used only for identification purposes.

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