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BMW E46 Most Popular Parts

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Heavy Duty Ground Cable Upgrade (12421737755)

ES#4939982 - 059235LA01 - Heavy Duty Ground Cable Upgrade (12421737755) - Restore lasting electrical reliability to your E30, E36, or E46 with a high-quality, corrosion-proof ground strap engineered for long-term performance. - ECS - BMW

Restore lasting electrical reliability to your E30, E36, or E46 with a high-quality, corrosion-proof ground strap engineered for long-term performance. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4939982
Mfg#:
059235LA01
In Stock
ON SALE! SAVE 20%
$29.99

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

$23.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Stud Conversion Kit - Half Set

ES#2836726 - 001467ecs07kt - Wheel Stud Conversion Kit - Half Set - Make wheel changes faster and easier, enough to convert one axle - ECS - BMW

Make wheel changes faster and easier, enough to convert one axle 10X Entries Into Our F80 M3 Sweepstakes
Ideal for vehicles with up to 30mm wheel spacers. May also be used with smaller spacers or without spacer

Brand:
ECS - Corporate Logo
ES#:
2836726
Mfg#:
001467ECS07KT
In Stock
ON SALE! SAVE 10%
$100.99

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

$90.89 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B4 Shocks & Struts Kit

ES#4220144 - 22-13993148KT2 - B4 Shocks & Struts Kit - Engineered to restore original performance and handling. German-made with world-famous Bilstein quality and a limited lifetime warranty! - Bilstein - BMW

Engineered to restore original performance and handling. German-made with world-famous Bilstein quality and a limited lifetime warranty! 10X Entries Into Our F80 M3 Sweepstakes

For vehicles without sports suspension

Brand:
Bilstein - Corporate Logo
ES#:
4220144
Mfg#:
22-13993148KT2
Ships in 3 Business Days
$455.99

This product was last offered at the strikethrough price on
07-29-2026

$436.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Clutch Master Cylinder

ES#2582073 - 21526773670 - Clutch Master Cylinder - A leaking master cylinder often feels like a failing clutch or a problematic transmission - FTE - BMW
ECS Tuning recommends this product.

A leaking master cylinder often feels like a failing clutch or a problematic transmission

Brand:
FTE - Corporate Logo
ES#:
2582073
Mfg#:
21526773670
In Stock
$98.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Heavy Duty Sway Bar End Link - Left

ES#2587035 - 31356765933 - Heavy Duty Sway Bar End Link - Left - Connects sway bar to sub-frame, one per side. - Meyle HD - BMW

Connects sway bar to sub-frame, one per side. 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle HD - Corporate Logo
ES#:
2587035
Mfg#:
31356765933
In Stock
$39.99

This product was last offered at the strikethrough price on
04-14-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heavy Duty Sway Bar End Link - Right

ES#2587040 - 31356765934 - Heavy Duty Sway Bar End Link - Right - Connects sway bar to sub-frame, one per side. - Meyle HD - BMW

Connects sway bar to sub-frame, one per side. 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle HD - Corporate Logo
ES#:
2587040
Mfg#:
31356765934
In Stock
$38.99

This product was last offered at the strikethrough price on
04-14-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 M52 M54 Silicone Radiator Hose Kit

ES#4142065 - 006205LA01 - E46 M52 M54 Silicone Radiator Hose Kit - Kit includes upper and lower radiator hoses without connections. Silicone hose upgrade and connectors kit ES4315269. - ECS - BMW

Kit includes upper and lower radiator hoses without connections. Silicone hose upgrade and connectors kit ES4315269. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4142065
Mfg#:
006205LA01
In Stock
ON SALE! SAVE 25%
$160.99

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

$120.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW 135i Brembo Caliper Brackets (E46 M3 CSL Rotor)

ES#4046187 - E46M3135CR-2 - BMW 135i Brembo Caliper Brackets (E46 M3 CSL Rotor) - Modernize and improve your OEM brake calipers - Reboot Engineering - BMW

Modernize and improve your OEM brake calipers For Vehicles with E46M3 CSL Rotors

Brand:
Reboot Engineering - Corporate Logo
ES#:
4046187
Mfg#:
E46M3135CR-2
In Stock
$154.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Conical Seat Wheel Bolt - 12x1.5x45mm - Priced Each

ES#2130080 - C17A45-ZNNITT - Conical Seat Wheel Bolt - 12x1.5x45mm - Priced Each - Black zinc coated bolts to secure your wheels - ECS - BMW Volkswagen MINI

Black zinc coated bolts to secure your wheels 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2130080
Mfg#:
C17A45-ZNNITT
In Stock
ON SALE! SAVE 25%
$5.99

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

$4.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Timing Chain Tensioner

ES#3215707 - 11311738700 - Upper Timing Chain Tensioner - Guide used to tension the timing chain - Ina - BMW

Guide used to tension the timing chain We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
3215707
Mfg#:
11311738700
In Stock
$56.20

This product was last offered at the strikethrough price on
07-23-2026

$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Driveshaft Center Mount

ES#4066612 - 26122282495 - Driveshaft Center Mount - Hamburg Tech - BMW

We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4066612
Mfg#:
26122282495
In Stock
$89.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Kit - Level 2

ES#3621813 - e46m54osw2kt3 - Oil Separator Kit - Level 2 - A truly complete kit for oil separator system maintenance, Includes ECS F-Connector - Genuine BMW - BMW

A truly complete kit for oil separator system maintenance, Includes ECS F-Connector

Brand:
Genuine BMW - Corporate Logo
ES#:
3621813
Mfg#:
E46M54OSW2KT3
Ships in 1-2 days
$359.41 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pump

ES#2574864 - 11727571589 - Secondary Air Pump - Common source of emissons related issues - Pierburg - BMW
ECS Tuning recommends this product.

Common source of emissons related issues For vehicles with production date from 03/2003

Brand:
Pierburg - Corporate Logo
ES#:
2574864
Mfg#:
11727571589
In Stock
$378.04

This product was last offered at the strikethrough price on
05-13-2026

$358.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CP-Carrillo Connecting Rod Set - S54

ES#4758972 - CAR-S54-SCR - CP-Carrillo Connecting Rod Set - S54 - Upgrade to CP-Carrillo's Forged Connecting Rods! - 5150 Autosport - BMW

Upgrade to CP-Carrillo's Forged Connecting Rods! Upgrade Your Connecting Rods in Your High Horsepower S54!

Brand:
5150 Autosport - Corporate Logo
ES#:
4758972
Mfg#:
CAR-S54-SCR
Ships in 3 Business Days
Starting at $1849.99 USD
Customize
Free Shipping
on orders $49 and up

Sunroof Motor Cover - Black

ES#115185 - 51442699063 - Sunroof Motor Cover - Black - Covers headliner sunroof motor housing - Genuine BMW - BMW

Covers headliner sunroof motor housing For vehicles with universal telephone preparation

Brand:
Genuine BMW - Corporate Logo
ES#:
115185
Mfg#:
51442699063
Ships in 1-2 days
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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