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BMW E46 323Ci M52 2.5L Performance Parts & Upgrades

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ES#248906 - 48-126380 - B16 PSS10 Coilover System - Height adjustable suspension system offering adjustable compression and rebound to dial in for competition, comfort, or anywhere in between. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - BMW

Height adjustable suspension system offering adjustable compression and rebound to dial in for competition, comfort, or anywhere in between. World-famous Bilstein quality with a limited lifetime warranty! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bilstein - Corporate Logo
ES#:
248906
Mfg#:
48-126380
Ships in 4 Business Days
$2299.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3032545 - 15220022 - KW V2 Series Coilover Kit - Variant 2 coilovers offer sport handling with adjustable rebound dampening - KW Suspension - BMW

Variant 2 coilovers offer sport handling with adjustable rebound dampening affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
KW Suspension - Corporate Logo
ES#:
3032545
Mfg#:
15220022
Special Order: No Guaranteed ETA
$2264.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3173561 - 008002ecs01 - Carbon Fiber CSL Trunk - Convertible - Get the legendary CSL look plus the benefits of lightweight carbon fiber - ECS - BMW

Get the legendary CSL look plus the benefits of lightweight carbon fiber affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For convertible models only
For Convertible models only - Not for Coupes

Brand:
ECS - Corporate Logo
ES#:
3173561
Mfg#:
008002ECS01
Ships in 5 Business Days
$1125.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3028400 - TWH9905002 - Turner 10mm Wheel Spacers - Silver (Pair) Non-Hubcentric - 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!
Non-hubcentric version

Brand:
Turner Motorsport - Corporate Logo
ES#:
3028400
Mfg#:
TWH9905002
In Stock
ON SALE! SAVE 12%
$138.99

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

$122.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3160732 - S1618A - Red Powder Coated Calipers - Front Set - Powder coated red calipers for both style and corrosion prevention! Includes left and right side calipers and carriers! - Power Stop - BMW

Powder coated red calipers for both style and corrosion prevention! Includes left and right side calipers and carriers! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Power Stop - Corporate Logo
ES#:
3160732
Mfg#:
S1618A
In Stock
$222.99

This product was last offered at the strikethrough price on
02-24-2026

$196.99 USD
Free Shipping
on orders $49 and up
ES#3420303 - 001912ECS04-03 -  Ultimate ECS Tow Hook Mount License Plate Kit - A perfect starting point for the ECS Modular Tow Hook product line! - ECS - BMW

A perfect starting point for the ECS Modular Tow Hook product line! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3420303
Mfg#:
001912ECS04-03
In Stock
$133.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4030805 - SSE46323M52 - Supersprint Performance Exhaust System - 100% handcrafted in Italy. Stainless steel construction. Legendary sound! - Supersprint - BMW

100% handcrafted in Italy. Stainless steel construction. Legendary sound! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
4030805
Mfg#:
SSE46323M52
Ships on Oct 5, 2026
Starting at $0.00 USD
ES#41849 - 22322282340 - Transmission Mount - Priced Each - Secure the rear of the transmission to the crossmember - Genuine BMW - BMW

Secure the rear of the transmission to the crossmember affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
41849
Mfg#:
22322282340
Ships in 3 Business Days
8% off MSRP

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

$92.25

This product was last offered at the strikethrough price on
07-01-2026

$84.87 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4044087 - NEX20421 - Proton Plus Series Nitrous System - Choose your bottle size to add up to 150hp with this EFI nitrous kit. - Nitrous Express - BMW

Choose your bottle size to add up to 150hp with this EFI nitrous kit. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Nitrous Express - Corporate Logo
ES#:
4044087
Mfg#:
NEX20421
In Stock
Starting at $527.99 USD
Free Shipping
on orders $49 and up
ES#4759044 - CAR-CRS-S52-XT - CP-Carrillo Connecting Rod Set M5X Pro-Xtreme - Upgrade Your M5x Engine With CP-Carrillo Rods Today! 135mm Rods - 5150 Autosport - BMW

Upgrade Your M5x Engine With CP-Carrillo Rods Today! 135mm Rods affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
5150 Autosport - Corporate Logo
ES#:
4759044
Mfg#:
CAR-CRS-S52-XT
Ships in 3 Business Days
$2099.99 USD
Free Shipping
on orders $49 and up
ES#2966719 - 31352282655 - Front M3 CSL Sway Bar - 30.8mm - Get the aggressive handling of the M3 CSL - Genuine European BMW - BMW

Get the aggressive handling of the M3 CSL affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine European BMW - Corporate Logo
ES#:
2966719
Mfg#:
31352282655
Ships on Dec 23, 2026
$699.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3021131 - TWH9905013BLACK - 12.5mm 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#:
3021131
Mfg#:
TWH9905013BLACK
In Stock
ON SALE! SAVE 20%
$144.99

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

$115.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2598482 - KPR-6S-7 - 6mm Single Groove Valve Keeper - Priced Each - Two required per valve, necessary for use with certain supertech valves - Supertech - BMW

Two required per valve, necessary for use with certain supertech valves affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
2598482
Mfg#:
KPR-6S-7
In Stock
$5.99

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

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2807082 - PRACH5KT2 - Wheel Stud Conversion Kit - full set - Make wheel changes faster and easier, enough to convert both axles - ECS - BMW

Make wheel changes faster and easier, enough to convert both axles affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Ideal for vehicles with up to 20mm wheel spacers. May also be used with smaller spacers or without spacer

Brand:
ECS - Corporate Logo
ES#:
2807082
Mfg#:
PRACH5KT2
In Stock
ON SALE! SAVE 10%
$191.99

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

$172.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3420855 - HD0205BMWE462D-G - Seibon GTR style Carbon Fiber Hood  - Bring the GTR look to your E46! - Seibon - BMW

Bring the GTR look to your E46! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For facelift coupe models

Brand:
Seibon - Corporate Logo
ES#:
3420855
Mfg#:
HD0205BMWE462D-G
Special Order: No Guaranteed ETA
1% off MSRP

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

$2090.00

This product was last offered at the strikethrough price on
07-01-2026

$2070.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#2762983 - 002542ECS01KT - Ultimate Performance Rear Shock Mount Kit - Polyurethane-isolated monoball design offers street comfort with race performance while eliminating blowouts!! Includes ECS heavy duty reinforcement plates. - ECS - BMW

Polyurethane-isolated monoball design offers street comfort with race performance while eliminating blowouts!! Includes ECS heavy duty reinforcement plates. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2762983
Mfg#:
002542ECS01KT
In Stock
ON SALE!
$416.99

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

$404.48 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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