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BMW E46 330i M54 3.0L Performance Engine & Drivetrain Parts

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M52TU/M54 Heavy-Duty Expansion Tank With Mechanical Thermostat Conversion Kit & Silicone Radiator Hoses

ES#4876697 - 008363LA02EB1KT - M52TU/M54 Heavy-Duty Expansion Tank With Mechanical Thermostat Conversion Kit & Silicone Radiator Hoses - The ULTIMATE cooling upgrade for your BMW! Experience increased cooling system capability and durability. - Enthusiast Bundles - BMW

The ULTIMATE cooling upgrade for your BMW! Experience increased cooling system capability and durability. Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876697
Mfg#:
008363LA02EB1KT
Ships on Oct 1, 2026
ON SALE! SAVE 24%
$1055.95

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

$799.04 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Large Aluminum Oil Catch Can

ES#2765062 - MM0CCLA - Universal Large Aluminum Oil Catch Can - Includes Mounting Brackets & Hardware - Mishimoto - Audi BMW Volkswagen MINI

Includes Mounting Brackets & Hardware

Brand:
Mishimoto - Corporate Logo
ES#:
2765062
Mfg#:
MM0CCLA
In Stock
$127.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Ignition Service Kit

ES#3677671 - 12131712219pkt - Performance Ignition Service Kit - Everything you need to service your ignition system including spark plugs and Bav Auto ignition coils - Assembled By ECS - BMW

Everything you need to service your ignition system including spark plugs and Bav Auto ignition coils 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date from 10/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
3677671
Mfg#:
12131712219PKT
In Stock
ON SALE! SAVE 25%
$243.35

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

$182.83 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Complete Performance Polyurethane Differential Bushing Set

ES#2748545 - 002447ECS02KT - Complete Performance Polyurethane Differential Bushing Set - ECS engineered to improve power application and offer superior service life over factory rubber bushings - ECS - BMW

ECS engineered to improve power application and offer superior service life over factory rubber bushings 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2748545
Mfg#:
002447ECS02KT
In Stock
ON SALE! SAVE 25%
$183.99

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

$137.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Complete Turner Baffled Oil Catch Can Kit - 6oz

ES#3458255 - 022798tms01-05KT - Complete Turner Baffled Oil Catch Can Kit - 6oz - A 4 chamber, baffled oil catch can complete with a universal mount and drain system! - Turner Motorsport - Audi BMW Volkswagen MINI Porsche

A 4 chamber, baffled oil catch can complete with a universal mount and drain system! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3458255
Mfg#:
022798TMS01-05KT
In Stock
ON SALE! SAVE 15%
$302.99

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

$257.54 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Aluminum Radiator

ES#2999055 - MMRAD-E46-323A - Performance Aluminum Radiator - Fully brazed two-row aluminum core with TIG-welded end tanks - Mishimoto - BMW

Fully brazed two-row aluminum core with TIG-welded end tanks

Brand:
Mishimoto - Corporate Logo
ES#:
2999055
Mfg#:
MMRAD-E46-323A
In Stock
$539.99 USD
This product is lifetime replacement eligible Lifetime Replacement

FX250 Stage 2 Clutch and flywheel Kit

ES#3622192 - 03CM1-HD0F-AK - FX250 Stage 2 Clutch and flywheel Kit - More holding power with a Rigid organic/fiber tough disc and light weight aluminum flywheel - Clutch Masters - BMW

More holding power with a Rigid organic/fiber tough disc and light weight aluminum flywheel For vehicles with 5-speed transmission only

Brand:
Clutch Masters - Corporate Logo
ES#:
3622192
Mfg#:
03CM1-HD0F-AK
In Stock
15% off MSRP

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

$1328.99

This product was last offered at the strikethrough price on
07-20-2026

$1129.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Power Steering Pulley

ES#2795558 - 003042ECS01 - Aluminum Power Steering Pulley - Finally, a durable power steering pulley that won't break! - ECS - BMW

Finally, a durable power steering pulley that won't break! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2795558
Mfg#:
003042ECS01
In Stock
ON SALE! SAVE 15%
$86.99

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

$73.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bosch Flow Matched EV14 Injectors - US CAR Connector (EV6) - 750cc - 6 Pack

ES#4875844 - 501-0028 - Bosch Flow Matched EV14 Injectors - US CAR Connector (EV6) - 750cc - 6 Pack - Genuine Bosch Motorsports EV14 fuel injectors featuring USCAR (EV6) connector matched and packaged in pack of 6 units - Minimum flow of 750cc @ 3bar (43.5 PSI industry standard) - Bosch - BMW

Genuine Bosch Motorsports EV14 fuel injectors featuring USCAR (EV6) connector matched and packaged in pack of 6 units - Minimum flow of 750cc @ 3bar (43.5 PSI industry standard) 2X Entries For Our 25th Anniversary Sweepstakes!
NOT A DIRECT REPLACEMENT FOR FACTORY INJECTORS - For use with aftermarket port injection kits only

Brand:
Bosch - Corporate Logo
ES#:
4875844
Mfg#:
501-0028
In Stock
$399.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Catch Can Kit - Carbon Fiber

ES#2500608 - MM0CCCF - Universal Catch Can Kit - Carbon Fiber - Kit with catch can and rubber hose; for retrofitting on a variety of vehicles. - Mishimoto - Audi BMW Volkswagen MINI

Kit with catch can and rubber hose; for retrofitting on a variety of vehicles.

Brand:
Mishimoto - Corporate Logo
ES#:
2500608
Mfg#:
MM0CCCF
In Stock
$162.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Drilled Oil Pump Nut

ES#3023516 - OILPUMPNUT - Drilled Oil Pump Nut - Safety-wired nut to alleviate the nut backing off, leaving you with no oil pressure - Turner Motorsport - BMW

Safety-wired nut to alleviate the nut backing off, leaving you with no oil pressure 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3023516
Mfg#:
OILPUMPNUT
Ships on Aug 11, 2026
Auto Notify
ON SALE! SAVE 15%
$30.99

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

$26.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Vacuum Hose F-Connector

ES#3046177 - 012178ECS01 - Aluminum Vacuum Hose F-Connector - No more brittle plastic vacuum connectors - end vacuum leaks once and for all! - ECS - BMW

No more brittle plastic vacuum connectors - end vacuum leaks once and for all! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3046177
Mfg#:
012178ECS01
In Stock
ON SALE! SAVE 25%
$54.99

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

$41.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ClutchMasters FX350 Single Mass Flywheel Conversion Kit (Lightweight Steel Flywheel)

ES#3622244 - 03CM3-HDFF-SK - ClutchMasters FX350 Single Mass Flywheel Conversion Kit (Lightweight Steel Flywheel) - Complete Clutch and Flywheel Kit - Includes Everything You Need for a Seamless Installation! - Clutch Masters - BMW

Complete Clutch and Flywheel Kit - Includes Everything You Need for a Seamless Installation! For vehicles with 6 speed 22 Spline Transmission and Production Date From 03/2003

Brand:
Clutch Masters - Corporate Logo
ES#:
3622244
Mfg#:
03CM3-HDFF-SK
Ships in 6 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.

$1386.00

This product was last offered at the strikethrough price on
07-20-2026

$1178.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 Exact-Fit Stainless Steel Clutch Line

ES#3525712 - 009536ECS01 - E46 Exact-Fit Stainless Steel Clutch Line - Improve clutch pedal feel with this simple, yet dramatic upgrade - ECS - BMW

Improve clutch pedal feel with this simple, yet dramatic upgrade 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3525712
Mfg#:
009536ECS01
In Stock
ON SALE! SAVE 20%
$63.99

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

$51.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Street Shield Skid Plate Kit - Milled Finish

ES#4271421 - 004964la01-01KT - Aluminum Street Shield Skid Plate Kit - Milled Finish - Protect your vehicle's fragile oil pan and under carriage with this 1/8 (3.175mm) thick aluminum skid plate - Turner Motorsport - BMW

Protect your vehicle's fragile oil pan and under carriage with this 1/8” (3.175mm) thick aluminum skid plate 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4271421
Mfg#:
004964LA01-01KT
In Stock
ON SALE! SAVE 15%
$535.99

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

$455.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DeatschWerks 255 LPH In-Tank Fuel Pump W/ Universal Set Up Kit

ES#4849724 - 9-201-1000 - DeatschWerks 255 LPH In-Tank Fuel Pump W/ Universal Set Up Kit - High performance replacement fuel pump - DeatschWerks - Audi BMW Volkswagen Mercedes Benz MINI

High performance replacement fuel pump Not for sale or use in the state of California.

Brand:
DeatschWerks - Corporate Logo
ES#:
4849724
Mfg#:
9-201-1000
In Stock
$112.99

This product was last offered at the strikethrough price on
01-22-2026

$109.00 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.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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