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BMW E46 Performance Engine & Drivetrain Parts

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Performance Flywheel & Performance Organic Clutch Kit

ES#3172569 - 000282ECS01KT2 - Performance Flywheel & Performance Organic Clutch Kit - Improve throttle response, acceleration and clutch feel - the perfect setup for daily-driven and light track use vehicles, supporting up to 375 ft/lbs of torque! - ECS - BMW

Improve throttle response, acceleration and clutch feel - the perfect setup for daily-driven and light track use vehicles, supporting up to 375 ft/lbs of torque! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3172569
Mfg#:
000282ECS01KT2
Ships in 2 Business Days
ON SALE! SAVE 15%
$1380.99

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

$1173.84 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

S54 Silicone Throttle Body Boot Set - With Clamps

ES#4135389 - 003313tms03KT - S54 Silicone Throttle Body Boot Set - With Clamps - Highly durable under street and race conditions, including forced induction applications. Includes euro-style screw clamps. - Turner Motorsport - BMW

Highly durable under street and race conditions, including forced induction applications. Includes euro-style screw clamps. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
10X Entries For Our Spin To Win Sweepstakes!
For vehicles equipped with a CSL airbox or vehicles with production date up to 10/2004 only

Brand:
Turner Motorsport - Corporate Logo
ES#:
4135389
Mfg#:
003313TMS03KT
In Stock
ON SALE! SAVE 40%
$166.99

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

$100.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

WPC-Treated Race Series Rod Bearing Set - M20/M50/M52/M54/S50/S52

ES#4845637 - M5X-WPC-RB - WPC-Treated Race Series Rod Bearing Set - M20/M50/M52/M54/S50/S52 - 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#:
4845637
Mfg#:
M5X-WPC-RB
In Stock
ON SALE! SAVE 25%
$465.99

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

$349.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Polyurethane Differential Bushing Set - Rear Position

ES#2748537 - 002447ECS01 - Performance Polyurethane Differential Bushing Set - Rear Position - ECS engineered to improve power application and provide superior service life over factory rubber bushings - ECS - BMW

ECS engineered to improve power application and provide superior service life over factory rubber bushings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2748537
Mfg#:
002447ECS01
In Stock
ON SALE! SAVE 35%
$145.99

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

$94.89 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Essentials Bundle - Cooling System

ES#5435258 - MMB-E46-001 - Essentials Bundle - Cooling System - An all-in-one cooling solution designed to replace the most common failure points in the E46 chassis. - Mishimoto - BMW

An all-in-one cooling solution designed to replace the most common failure points in the E46 chassis. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
5435258
Mfg#:
MMB-E46-001
Ships in 4 Business Days
$1108.99 USD

Stage 3+ FX350 Clutch Kit

ES#3621980 - 03005-HDFF-D - Stage 3+ FX350 Clutch Kit - Features the Power Plus I Pressure Plate with Clutch Masters New Formula Button disc - 110% increased holding capacity For Use With Aftermarket Single Mass Flywheel - Clutch Masters - BMW

Features the Power Plus I Pressure Plate with Clutch Masters New Formula Button disc - 110% increased holding capacity For Use With Aftermarket Single Mass Flywheel affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Vehicles with S5D250G-TAJS Transmission (5-Speed with 10-Spline Input Shaft)
For Vehicles with 5-Speed Transmission and 10 Spline Input Shaft

Brand:
Clutch Masters - Corporate Logo
ES#:
3621980
Mfg#:
03005-HDFF-D
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.

$779.99

This product was last offered at the strikethrough price on
06-02-2026

$662.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Baffled Oil Catch Can - 6oz

ES#4369811 - 003779ECS05-01 - ECS Tuning Baffled Oil Catch Can - 6oz - Capture harmful oil vapors and keep your intake tract clean. Now featuring an easy to empty drain plug! - ECS - Audi BMW Volkswagen MINI

Capture harmful oil vapors and keep your intake tract clean. Now featuring an easy to empty drain plug! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For use with custom plumbing and ECS universal mounting bracket kit

Brand:
ECS - Corporate Logo
ES#:
4369811
Mfg#:
003779ECS05-01
In Stock
ON SALE! SAVE 46%
$233.99

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

$126.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Limited Slip Differential

ES#2917889 - 30309165WKWVT - Limited Slip Differential - 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#:
2917889
Mfg#:
30309165WKWVT
Ships on Jun 29, 2026
$1595.00 USD
Free Shipping

-10AN ORB X 3/4" Hose Barb Fitting Assembly - Priced Each

ES#3187875 - 003779ECS10 - -10AN ORB X 3/4" Hose Barb Fitting Assembly - Priced Each - Universal fitting for ECS Tuning Catch can to use a 3/4" Hose - ECS - Audi BMW Volkswagen MINI

Universal fitting for ECS Tuning Catch can to use a 3/4" Hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3187875
Mfg#:
003779ECS10
In Stock
ON SALE! SAVE 35%
$38.99

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

$25.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal 16" Low Profile Electric Fan

ES#3706751 - 30100400 - Universal 16" Low Profile Electric Fan - 1300 CFM. High performance pull fan with straight blades - Spal - Audi BMW MINI

1300 CFM. High performance pull fan with straight blades affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Spal - Corporate Logo
ES#:
3706751
Mfg#:
30100400
In Stock
$111.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 CSL Air Filter - Dry

ES#4624116 - 003313TMS04-02 - E46 M3 CSL Air Filter - Dry - Save time and money with a performance synthetic cotton High-Flow Air Filter! A premium washable and reusable filter. - Turner Motorsport - BMW

Save time and money with a performance synthetic cotton High-Flow Air Filter! A premium washable and reusable filter. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4624116
Mfg#:
003313TMS04-02
In Stock
ON SALE! SAVE 32%
$182.99

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

$124.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Drive Shaft Assembly Five Speed Gearbox

ES#48453 - 26111229557 - Drive Shaft Assembly Five Speed Gearbox - Genuine BMW - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
48453
Mfg#:
26111229557
Ships in 3 Business Days
5% off MSRP

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

$1626.99

This product was last offered at the strikethrough price on
06-02-2026

$1546.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Stage 1 Clutch and flywheel Kit - FX100

ES#3622210 - 03CM2-HD00-AK - Stage 1 Clutch and flywheel Kit - FX100 - Upgraded clutch plate with organic disc and light weight flywheel - Clutch Masters - BMW

Upgraded clutch plate with organic disc and light weight flywheel affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Clutch Masters - Corporate Logo
ES#:
3622210
Mfg#:
03CM2-HD00-AK
Ships in 3 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.

$1212.99

This product was last offered at the strikethrough price on
06-02-2026

$1030.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Ignition Service Kit

ES#3690109 - 12131712219KT4 - Performance Ignition Service Kit - Everything you need to service your ignition system including NGK spark plugs and Bav Auto Performance ignition coils - Assembled By ECS - BMW

Everything you need to service your ignition system including NGK spark plugs and Bav Auto Performance ignition coils 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#:
3690109
Mfg#:
12131712219KT4
In Stock
ON SALE! SAVE 19%
$291.99

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

$237.09 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

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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