Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply
affirm financing terms & conditions

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
affirm financing terms & conditions
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

BMW E46 Most Popular Parts

Sort By
Filter By
Return to Top

P54 Airbox

ES#2952323 - 11618299520 - P54 Airbox - Main section of the P54 race intake - Genuine European BMW - BMW

Main section of the P54 race intake affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine European BMW - Corporate Logo
ES#:
2952323
Mfg#:
11618299520
Special Order: No Guaranteed ETA
$4015.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Carbon Fiber Strut Bar Kit - Silver

ES#10997 - ECSCF03B03-ACE - ECS Carbon Fiber Strut Bar Kit - Silver - Reduce chassis flex with this lightweight strut bar - ECS - BMW

Reduce chassis flex with this lightweight strut bar affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
10997
Mfg#:
ECSCF03B03-ACE
In Stock
ON SALE!
$280.99

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

$266.94 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Alumnium Pedal Cover Set

ES#3149183 - D700-0000 - Alumnium Pedal Cover Set - Style and performance for your interior - Dinan - BMW

Style and performance for your interior Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
3149183
Mfg#:
D700-0000
Back Ordered
Auto Notify
11% off MSRP

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

$321.95

This product was last offered at the strikethrough price on
06-26-2026

$285.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Accumulator

ES#23246 - 11367836050 - Pressure Accumulator - Part of the VANOS system - Genuine BMW - BMW

Part of the VANOS system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
23246
Mfg#:
11367836050
In Stock
$399.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Triple Baffled Power Steering Reservoir - Straight Mount

ES#4616136 - 004898LA01SKT - Turner Triple Baffled Power Steering Reservoir - Straight Mount - Eliminate the grimy, leaky, factory BMW power steering expansion tank with a beautiful billet aluminum reservoir. Upgraded for thermal capacity, performance and extended rack life! - Turner Motorsport - BMW MINI Porsche
ECS Tuning recommends this product.

Eliminate the grimy, leaky, factory BMW power steering expansion tank with a beautiful billet aluminum reservoir. Upgraded for thermal capacity, performance and extended rack life! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4616136
Mfg#:
004898LA01SKT
In Stock
ON SALE! SAVE 25%
$409.99

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

$307.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Top-Side Rear Subframe Reinforcement Brace - Sedan

ES#4698886 - 048697LA01KT - Top-Side Rear Subframe Reinforcement Brace - Sedan - Prevent costly RACP failure and add much-needed strength to the rear end of your E46! - Turner Motorsport - BMW

Prevent costly RACP failure and add much-needed strength to the rear end of your E46! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4698886
Mfg#:
048697LA01KT
Ships on Aug 3, 2026
Auto Notify
ON SALE! SAVE 20%
$415.99

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

$332.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Titanium Conical Seat Wheel Bolt - 12x1.5x26mm - Set Of 20

ES#3570229 - 025384ecs04-0120 - Titanium Conical Seat Wheel Bolt - 12x1.5x26mm - Set Of 20 - Lightweight, corrosion resistant, high performance lug bolts - ECS - BMW

Lightweight, corrosion resistant, high performance lug bolts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Stock length bolts for use without spacers

Brand:
ECS - Corporate Logo
ES#:
3570229
Mfg#:
025384ECS04-0120
In Stock
ON SALE! SAVE 15%
$312.99

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

$266.04 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Connecting Rod Bearing Set - SP1534F

ES#3522026 - SP1534HKSTDS54 - Performance Connecting Rod Bearing Set - SP1534F - Reduce friction and improve the reliability of your S54 powerhouse! - BE Bearings - BMW

Reduce friction and improve the reliability of your S54 powerhouse! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Now sold as SP1534F

Brand:
BE Bearings - Corporate Logo
ES#:
3522026
Mfg#:
SP1534HKSTDS54
Ships on Jul 28, 2026
$399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Valve Cover gasket Kit - M54

ES#2792770 - 11120030496KT2 - Ultimate Valve Cover gasket Kit - M54 - Includes valve cover gasket and sealing washers - Genuine BMW - BMW

Includes valve cover gasket and sealing washers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 09/2002

Brand:
Genuine BMW - Corporate Logo
ES#:
2792770
Mfg#:
11120030496KT2
In Stock
$113.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Gear Position Switch

ES#43838 - 23412229792 - E46 M3 Gear Position Switch - Used to operate the gear selection on SMG transmissions - Genuine BMW - BMW

Used to operate the gear selection on SMG transmissions affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
43838
Mfg#:
23412229792
Ships in 2 Business Days
$996.63 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Morimoto XB LED Side Marker Set - Smoked

ES#4414570 - LF0023 - Morimoto XB LED Side Marker Set - Smoked - Plug and play LED smoked side markers for your BMW! - Morimoto - BMW

Plug and play LED smoked side markers for your BMW! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 09/2001

Brand:
Morimoto - Corporate Logo
ES#:
4414570
Mfg#:
LF0023
In Stock
ON SALE! SAVE 16%
$60.99

This product was last offered at the strikethrough price on
06-23-2026

$51.01 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport Monoball Rear Upper Control Arm Inner Bushings - Race

ES#3021106 - TSU9980006 - Turner Motorsport Monoball Rear Upper Control Arm Inner Bushings - Race - The ultimate rear control arm bushings for your BMW - Turner Motorsport - BMW

The ultimate rear control arm bushings for your BMW affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3021106
Mfg#:
TSU9980006
In Stock
ON SALE! SAVE 15%
$259.99

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

$220.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Shifter Rebuild Kit

ES#3509662 - 25117507695KT8 - Shifter Rebuild Kit - Everything you need to rebuild your shifter assembly - Assembled By ECS - BMW

Everything you need to rebuild your shifter assembly 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#:
3509662
Mfg#:
25117507695KT8
Ships in 1 Business Day
$141.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#4818558 - 13627567451 - Mass Air Flow Sensor (MAF) - Controls the air / fuel mixture of the engine. - Bremmen Parts - BMW

Controls the air / fuel mixture of the engine. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818558
Mfg#:
13627567451
In Stock
ON SALE! SAVE 20%
$85.99

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

$68.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Alternator Belt Tensioner Conversion Kit

ES#517967 - 11287838797 - Hydraulic Alternator Belt Tensioner Conversion Kit - Complete conversion kit for converting alternator tensioner over to the more reliable hydraulic tensioner design - Assembled By ECS - BMW

Complete conversion kit for converting alternator tensioner over to the more reliable hydraulic tensioner design 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#:
517967
Mfg#:
11287838797
In Stock
ON SALE!
$113.99

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

$110.42 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BMW Emblem/Roundel

ES#2498496 - 51767288752 - BMW Emblem/Roundel - Replace your missing, damaged, cracked, or fading roundel. - Genuine BMW - BMW

Replace your missing, damaged, cracked, or fading roundel. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For BMW Roof Box 320/420/520

Brand:
Genuine BMW - Corporate Logo
ES#:
2498496
Mfg#:
51767288752
In Stock
$64.04 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings