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BMW E46 Performance Parts & Upgrades

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E46 M3 Valved Performance Catback Exhaust

ES#4708083 - 023410LA09 - E46 M3 Valved Performance Catback Exhaust - As close to perfection as you can get. Lightweight, free-flowing valved exhaust with valve controller for a versatile sound experience. - Turner Motorsport - BMW

As close to perfection as you can get. Lightweight, free-flowing valved exhaust with valve controller for a versatile sound experience. 10X Entries Into Our F80 M3 Sweepstakes
10X Entries For Our Spin To Win Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4708083
Mfg#:
023410LA09
In Stock
ON SALE!
Starting at $1008.73 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Heavy Duty Aluminum Expansion Tank Kit

ES#4876067 - 008682LA02 - E46 M3 Heavy Duty Aluminum Expansion Tank Kit - The last expansion tank you'll ever need! Upgrade to durable aluminum construction and leave failure-prone plastic behind. - Turner Motorsport - BMW
ECS Tuning recommends this product.

The last expansion tank you'll ever need! Upgrade to durable aluminum construction and leave failure-prone plastic behind. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
4876067
Mfg#:
008682LA02
In Stock
ON SALE! SAVE 20%
$434.99

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

$347.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 1 MA Performance Clutch Kit - With Single Mass Flywheel

ES#3220836 - MA-006-005 - Stage 1 MA Performance Clutch Kit - With Single Mass Flywheel - For moderately modified cars or performance oriented driving style - DKM - BMW

For moderately modified cars or performance oriented driving style For vehicles with 5 speed manual transmission
For vehicles with production date up to 03/2003

Brand:
DKM - Corporate Logo
ES#:
3220836
Mfg#:
MA-006-005
Ships on Nov 17, 2026
$749.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Adjustable Camber Arm Set - Street

ES#3028370 - TSU9940B77 - Rear Adjustable Camber Arm Set - Street - With rubber bushing for comfort on the street with adjustability for street and track performance. Made in the USA! - Turner Motorsport - BMW
ECS Tuning recommends this product.

With rubber bushing for comfort on the street with adjustability for street and track performance. Made in the USA! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
3028370
Mfg#:
TSU9940B77
Special Order: No Guaranteed ETA
ON SALE!
$509.99

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

$484.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Polyurethane Transmission Mount Set - Street

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. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2859359
Mfg#:
002705ECS02A
In Stock
$117.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

WPC-Treated Race Series Rod Bearing Set - S54

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. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
4845593
Mfg#:
S54-WPC-RB
In Stock
ON SALE! SAVE 20%
$451.99

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

$361.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Cam Follower/Rocker Arm - Set Of 24

ES#5374651 - 054995la01KT - Performance Cam Follower/Rocker Arm - Set Of 24 - Forged Chromoly with Diamond Like Carbon Coating, built for superior wear resistance at the same weight as OE. - Turner Motorsport - BMW

Forged Chromoly with Diamond Like Carbon Coating, built for superior wear resistance at the same weight as OE. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
5374651
Mfg#:
054995LA01KT
In Stock
ON SALE! SAVE 25%
$1733.99

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

$1300.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B14 PSS Coilover System

ES#10798 - 47-249134 - B14 PSS Coilover System - Height adjustable suspension system with performance valving and application specific, progressive rate coil springs. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - BMW

Height adjustable suspension system with performance valving and application specific, progressive rate coil springs. World-famous Bilstein quality with a limited lifetime warranty! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bilstein - Corporate Logo
ES#:
10798
Mfg#:
47-249134
In Stock
31% off MSRP

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

$1877.00

This product was last offered at the strikethrough price on
09-25-2026

$1299.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Carbon Fiber Intake Kit

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 Expect power increases of 10-15hp, 8-12ft-lb - even more with performance software.

Brand:
Eventuri - Corporate Logo
ES#:
3191577
Mfg#:
EVEE46INT
Ships in 2 Business Days
$1070.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

K+DCAN Cable - FTDI FT232RL Style OBD2 Cable

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. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4508968
Mfg#:
01KDCABLE
In Stock
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Short-Shifter Kit

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! 10X Entries Into Our F80 M3 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.

$286.99

This product was last offered at the strikethrough price on
09-25-2026

$254.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Build Your Own CSL Intake Plenum - SMG & 6MT

ES#4668335 - 003313TMS01 - Build Your Own CSL Intake Plenum - SMG & 6MT - Get the highly coveted CSL experience with your S54! Roaring induction noise, aesthetics and increased performance are just the tip of the iceberg when installing this legendary intake. - Turner Motorsport - BMW

Get the highly coveted CSL experience with your S54! Roaring induction noise, aesthetics and increased performance are just the tip of the iceberg when installing this legendary intake. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
4668335
Mfg#:
003313TMS01
In Stock
ON SALE!
Starting at $2364.95 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Lightweight Flywheel

ES#2730708 - 000282ECS01 - Performance Lightweight Flywheel - Improve throttle response and acceleration. For use with any E34 M5 clutch kit. - ECS - BMW

Improve throttle response and acceleration. For use with any E34 M5 clutch kit. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2730708
Mfg#:
000282ECS01
In Stock
ON SALE! SAVE 25%
$730.99

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

$548.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 High Performance Aluminum Radiator

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. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
CSF - Corporate Logo
ES#:
2992660
Mfg#:
7058
In Stock
$645.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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