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 323Ci 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 323Ci M52 2.5L
Your Vehicle BMW E46 323Ci M52 2.5L
Change Clear

BMW E46 323Ci M52 2.5L Performance Parts & Upgrades

Sort By
Filter By
Return to Top

Turner Motorsport Adjustable Camber Plates - Hybrid - E46 NM

ES#3618919 - 003405TMS15 - Turner Motorsport Adjustable Camber Plates - Hybrid - E46 NM - Featuring serviceable polyurethane bushings for no compromise to comfort. - Turner Motorsport - BMW

Featuring serviceable polyurethane bushings for no compromise to comfort. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3618919
Mfg#:
003405TMS15
In Stock
ON SALE!
Starting at $513.08 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

King Performance BMW S54 Main Bearings - Std.

ES#4756551 - MB7039AM - King Performance BMW S54 Main Bearings - Std. - Standard Size - King - BMW

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

Brand:
King - Corporate Logo
ES#:
4756551
Mfg#:
MB7039AM
In Stock
$169.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

KW V3 Series Coilover Kit

ES#3032577 - 35220022 - KW V3 Series Coilover Kit - The ultimate in coilover technology featuring double adjustable dampening - KW Suspension - BMW

The ultimate in coilover technology featuring double adjustable dampening affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
KW Suspension - Corporate Logo
ES#:
3032577
Mfg#:
35220022
Special Order: No Guaranteed ETA
$2954.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rogue Engineering Rear Shock Mount (E30/E36/E46)

ES#4352438 - RSMNoNoNo - Rogue Engineering Rear Shock Mount (E30/E36/E46) - Specs: No Extra Bushings, Standard 10mm Shock Shaft, Not For a Convertible - Rogue Engineering - BMW

Specs: No Extra Bushings, Standard 10mm Shock Shaft, Not For a Convertible affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rogue Engineering - Corporate Logo
ES#:
4352438
Mfg#:
RSMNONONO
Ships on Jul 21, 2026
Auto Notify
$109.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Exact-Fit High Flow Air Filter - Dry

ES#4461001 - 012054LA08-DRY - ECS Exact-Fit High Flow Air Filter - Dry - High flow filter replacement to get your engine breathing better than new! - ECS - BMW

High flow filter replacement to get your engine breathing better than new! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4461001
Mfg#:
012054LA08-DRY
In Stock
ON SALE! SAVE 25%
$71.99

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

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Karbonius M3 E46 CSL Trunk Lid - Gloss Inner with Primed Exterior

ES#4642600 - E46TR01-Gloss - Karbonius M3 E46 CSL Trunk Lid - Gloss Inner with Primed Exterior - Save weight while adding CSL aesthetic to your M3! - Karbonius Composites - BMW

Save weight while adding CSL aesthetic to your M3! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For coupe models only.

Brand:
Karbonius Composites - Corporate Logo
ES#:
4642600
Mfg#:
E46TR01-GLOSS
Special Order: No Guaranteed ETA
$2889.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 1 Single Sprung Organic Clutch and Flywheel Kit

ES#4749605 - XKBM24508-1A - Stage 1 Single Sprung Organic Clutch and Flywheel Kit - The XClutch Stage 1 Single Disc Clutch offers a lightweight design for improved throttle response combined with an increased torque capacity, making it ideal for racing applications. Rated for 340 ft-lbs! - XClutch - BMW

The XClutch Stage 1 Single Disc Clutch offers a lightweight design for improved throttle response combined with an increased torque capacity, making it ideal for racing applications. Rated for 340 ft-lbs! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Vehicles with 5-Speed Transmission and 10 Spline Input Shaft
For Vehicles with 5-Speed Transmission and 10 Spline Input Shaft

Brand:
XClutch - Corporate Logo
ES#:
4749605
Mfg#:
XKBM24508-1A
Ships in 2 Business Days
$1440.99 USD
Free Shipping

Front Performance Sway Bar Kit

ES#3162232 - 22825F - Front Performance Sway Bar Kit - Eliminate excessive body roll, improve handling, and gain a more engaging driving experience. 30mm Front - Hotchkis - BMW

Eliminate excessive body roll, improve handling, and gain a more engaging driving experience. 30mm Front affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hotchkis - Corporate Logo
ES#:
3162232
Mfg#:
22825F
In Stock at Vendor
$404.99 USD
This product is lifetime replacement eligible Lifetime Replacement

E46 Front & Rear Adjustable Sway Bar Kit

ES#3028264 - TMSSWAYE46 - E46 Front & Rear Adjustable Sway Bar Kit - Track tuned and street friendly handling upgrade! Featuring a larger 27mm, 2-way adjustable front bar and a 21mm, 3-way adjustable rear bar. - Turner Motorsport - BMW

Track tuned and street friendly handling upgrade! Featuring a larger 27mm, 2-way adjustable front bar and a 21mm, 3-way adjustable rear bar. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3028264
Mfg#:
TMSSWAYE46
In Stock
ON SALE!
$614.99

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

$564.56 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

15mm Wheel Spacers - Black (Pair)

ES#3021133 - TWH9905015BLACK - 15mm Wheel Spacers - Black (Pair) - Lightweight wheel spacers with a machined tab for easy removal - Turner Motorsport - BMW MINI

Lightweight wheel spacers with a machined tab for easy removal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3021133
Mfg#:
TWH9905015BLACK
In Stock
ON SALE! SAVE 25%
$170.99

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

$128.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport Black Wheel Spacer & Bolt Kit - 7.5mm

ES#3551715 - twh9905003KT - Turner Motorsport Black Wheel Spacer & Bolt Kit - 7.5mm - Lightweight wheel spacers with a machined tab for easy removal - Turner Motorsport - BMW

Lightweight wheel spacers with a machined tab for easy removal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3551715
Mfg#:
TWH9905003KT
In Stock
ON SALE! SAVE 25%
$204.89

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

$153.67 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

17.5mm Wheel Spacers - Silver (Pair)

ES#3028418 - TWH9905018 - 17.5mm Wheel Spacers - Silver (Pair) - Lightweight wheel spacers with a machined tab for easy removal - Turner Motorsport - BMW MINI

Lightweight wheel spacers with a machined tab for easy removal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3028418
Mfg#:
TWH9905018
In Stock
ON SALE! SAVE 45%
$151.99

This product was last offered at the strikethrough price on
01-03-2026

$84.23 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Eibach Pro-Kit Springs - Set of 4

ES#3672646 - 2067140 - Eibach Pro-Kit Springs - Set of 4 - Lowers Vehicle 1.0" - 1.5" - Eibach - BMW

Lowers Vehicle 1.0" - 1.5" affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Eibach - Corporate Logo
ES#:
3672646
Mfg#:
2067140
In Stock at Vendor
ON SALE! SAVE 15%
$395.00

This product was last offered at the strikethrough price on
06-29-2026

$335.75 USD
Free Shipping
on orders $49 and up

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
07-01-2026

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

Turner Motorsport Carbon Fiber High Kick Rear Lip Spoiler

ES#3603722 - 024707TMS01 - Turner Motorsport Carbon Fiber High Kick Rear Lip Spoiler - A beautiful high kick carbon spoiler that pays homage to CSL while flowing perfectly with E46 coupe body lines! - Turner Motorsport - BMW

A beautiful high kick carbon spoiler that pays homage to CSL while flowing perfectly with E46 coupe body lines! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Fits coupe models only.

Brand:
Turner Motorsport - Corporate Logo
ES#:
3603722
Mfg#:
024707TMS01
In Stock
ON SALE! SAVE 30%
$471.99

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

$330.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacers - 5mm

ES#11296 - ECS#252KT - Wheel Spacers - 5mm - Aircraft grade 6061-T6 aluminum spacers designed for precise fitment on your BMW / MINI - ECS - BMW MINI

Aircraft grade 6061-T6 aluminum spacers designed for precise fitment on your BMW / MINI affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Recommend 12x1.5x33mm conical bolts in addition to these ECS spacers

Brand:
ECS - Corporate Logo
ES#:
11296
Mfg#:
ECS#252KT
In Stock
ON SALE! SAVE 25%
$105.99

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

$79.48 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

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