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 Clear

BMW E46 323i M52 2.5L

    • 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 BMW E46 323i M52 2.5L
Your Vehicle BMW E46 323i M52 2.5L
Change Clear

BMW E46 323i M52 2.5L Most Popular Parts

Sort By
Filter By
Return to Top

E46 "A" Pillar Airbag Cover - Gray

ES#114242 - 51438248252 - E46 "A" Pillar Airbag Cover - Gray - Inserted into front trim pillar - Genuine BMW - BMW

Inserted into front trim pillar affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
114242
Mfg#:
51438248252
In Stock
$113.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Trailing Arm Bushing Limiter Set

ES#2721244 - 003301ECS01AKT - Rear Trailing Arm Bushing Limiter Set - Improve handling and extend bushing life - all while maintaining ride quality! - ECS - BMW

Improve handling and extend bushing life - all while maintaining ride quality! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2721244
Mfg#:
003301ECS01AKT
In Stock
ON SALE!
$86.99

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

$82.64 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Door Lock Repair Kit

ES#3673853 - B5100130 - Door Lock Repair Kit - Door lock tumbler cage and actuator rod replacement kit - Bavarian Autosport - BMW

Door lock tumbler cage and actuator rod replacement kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
3673853
Mfg#:
B5100130
In Stock
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Crankshaft Seal

ES#3478278 - 11142249533 - Rear Crankshaft Seal - Replace when doing a clutch job. - Elring - BMW

Replace when doing a clutch job. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
3478278
Mfg#:
11142249533
In Stock
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hood Insulation Kit

ES#2975843 - 51488193941KT - Hood Insulation Kit - Includes insulation pad and expanding rivets - Genuine BMW - BMW

Includes insulation pad and expanding rivets affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2975843
Mfg#:
51488193941KT
In Stock
$256.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hood Release Kit

ES#4691110 - 51238208442aKT - Hood Release Kit - Everything you need to service your hood release system including hardware - Assembled By ECS - BMW

Everything you need to service your hood release system including hardware 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#:
4691110
Mfg#:
51238208442AKT
Ships in 1-2 days
ON SALE!
$464.99

This product was last offered at the strikethrough price on
04-03-2026

$449.31 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

034Motorsport Solid Rubber Engine And Trans Mount Set

ES#3647385 - 034-509-3646 - 034Motorsport Solid Rubber Engine And Trans Mount Set - Increase performance and durability without sacrificing comfort. True rubber mounts - a positive upgrade over cushy, factory-installed fluid-filled mounts. - 034Motorsport - BMW

Increase performance and durability without sacrificing comfort. True rubber mounts - a positive upgrade over cushy, factory-installed fluid-filled mounts. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3647385
Mfg#:
034-509-3646
In Stock
$276.00 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
In Stock
ON SALE! SAVE 20%
$406.99

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

$325.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

WPC Treated Crank Bearing Set

ES#4000006 - 11211706847wpcKT - WPC Treated Crank Bearing Set - Stronger & smoother, with less friction for your BMW! - ECS - BMW
ECS Tuning recommends this product.

Stronger & smoother, with less friction for your BMW! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4000006
Mfg#:
11211706847WPCKT
In Stock
ON SALE!
$245.99

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

$238.61 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Shift Pin Bushing Kit - Priced Each

ES#4752983 - 23117542726KT - Shift Pin Bushing Kit - Priced Each - Services reverse and 5th gear. Two kits required for complete service. - Genuine BMW - BMW

Services reverse and 5th gear. Two kits required for complete service. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
4752983
Mfg#:
23117542726KT
In Stock
$41.99

This product was last offered at the strikethrough price on
03-04-2026

$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 Expansion Tank Hose

ES#2803859 - 64218376153 - E46 Expansion Tank Hose - Expansion tank to heater core - Rein - BMW
ECS Tuning recommends this product.

Expansion tank to heater core affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803859
Mfg#:
64218376153
Ships in 3 Business Days
$82.99

This product was last offered at the strikethrough price on
05-06-2026

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat With Housing

ES#25078 - 11537509227 - Thermostat With Housing - A common item to crack causing leaks - Genuine BMW - BMW

A common item to crack causing leaks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
25078
Mfg#:
11537509227
In Stock
3% off MSRP

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

$174.45

This product was last offered at the strikethrough price on
06-11-2026

$169.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Exact-Fit Stainless Steel Brake Lines - Front

ES#3525722 - 025318ECS01 - Exact-Fit Stainless Steel Brake Lines - Front - DOT-compliant kit to improve pedal feel in your vehicle. - ECS - BMW

DOT-compliant kit to improve pedal feel in your vehicle. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3525722
Mfg#:
025318ECS01
In Stock
ON SALE! SAVE 15%
$115.99

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

$98.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Lock Kit With Key - Set Of Four

ES#65870 - 36136786419 - Wheel Lock Kit With Key - Set Of Four - Protect your wheels from theft - Genuine BMW - BMW

Protect your wheels from theft affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
65870
Mfg#:
36136786419
In Stock
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 4 Clutch and flywheel Kit - FX400

ES#3622195 - 03CM1-HDC6-AK - Stage 4 Clutch and flywheel Kit - FX400 - Upgraded clutch plate, 6-Puck Ceramic Sprung Disc and light weight aluminum flywheel - Clutch Masters - BMW

Upgraded clutch plate, 6-Puck Ceramic Sprung Disc and light weight aluminum flywheel affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with 5-speed transmission only

Brand:
Clutch Masters - Corporate Logo
ES#:
3622195
Mfg#:
03CM1-HDC6-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.

$1386.00

This product was last offered at the strikethrough price on
06-11-2026

$1178.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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