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BMW E46 323i M52 2.5L

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BMW E46 323i M52 2.5L Performance Parts & Upgrades

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Performance Aluminum Radiator

ES#2999054 - MMRAD-E46-323 - Performance Aluminum Radiator - Fully brazed two-row aluminum core with TIG-welded end tanks - Mishimoto - BMW

Fully brazed two-row aluminum core with TIG-welded end tanks

Brand:
Mishimoto - Corporate Logo
ES#:
2999054
Mfg#:
MMRAD-E46-323
Ships in 3 Business Days
$503.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 2 Clutch and flywheel Kit - FX200

ES#3622204 - 03CM1-HDKV-AK - Stage 2 Clutch and flywheel Kit - FX200 - Upgraded clutch plate, Kevlar disc and light weight aluminum flywheel - Clutch Masters - BMW

Upgraded clutch plate, Kevlar disc and light weight aluminum flywheel For vehicles with 5-speed transmission only

Brand:
Clutch Masters - Corporate Logo
ES#:
3622204
Mfg#:
03CM1-HDKV-AK
Ships in 6 Business Days
$1253.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 Handling Pack

ES#3218747 - PF5K-1003 - E46 Handling Pack - Redefine your E46 with performance bushings all around with Powerflex! - Powerflex - BMW

Redefine your E46 with performance bushings all around with Powerflex!

Brand:
Powerflex - Corporate Logo
ES#:
3218747
Mfg#:
PF5K-1003
In Stock
$410.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VTT “OBD-LOCK” ODB Port Locking Tool

ES#4766229 - VTT-OBD-LOCK - VTT OBD-LOCK ODB Port Locking Tool - Prevent Dealerships From Re-Flashing Your Car Against Your Wishes! - Vargas Turbo Technologies - Audi BMW Volkswagen Mercedes Benz Porsche

Prevent Dealerships From Re-Flashing Your Car Against Your Wishes! 2X Entries For Our 25th Anniversary Sweepstakes!
For Vehicles Produced After 1995

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4766229
Mfg#:
VTT-OBD-LOCK
In Stock
$97.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BMW S54 Swap High-Performance Radiator - E36/E46

ES#4668276 - 7211 - BMW S54 Swap High-Performance Radiator - E36/E46 - Cooling for your S54 Swap! - CSF - BMW

Cooling for your S54 Swap! 2X Entries For Our 25th Anniversary Sweepstakes!
For Vehicles with an S54 Engine Swap CARB certified for sale in all 50 states

Brand:
CSF - Corporate Logo
ES#:
4668276
Mfg#:
7211
EO#:
D-802-19
In Stock
$599.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 3+ FX350 Clutch and flywheel Kit

ES#3622201 - 03CM1-HDFF-AK - Stage 3+ FX350 Clutch and flywheel Kit - Features the Power Plus I Pressure Plate with Clutch Masters New Formula Button disc - 110% increased holding capacity and light weight flywheel - Clutch Masters - BMW

Features the Power Plus I Pressure Plate with Clutch Masters New Formula Button disc - 110% increased holding capacity and light weight flywheel For vehicles with 5-speed transmission only

Brand:
Clutch Masters - Corporate Logo
ES#:
3622201
Mfg#:
03CM1-HDFF-AK
Ships in 6 Business Days
$1193.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport Performance Parking Brake Actuator/Expanding Lock - Pair

ES#4615427 - 013313la01KT - Turner Motorsport Performance Parking Brake Actuator/Expanding Lock - Pair - Improves the ratio of your actuator from 3:1 to 4:1 - Turner Motorsport - BMW

Improves the ratio of your actuator from 3:1 to 4:1 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4615427
Mfg#:
013313LA01KT
Ships on Oct 2, 2026
Auto Notify
ON SALE! SAVE 25%
$208.99

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

$156.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Race Spring Set

ES#10800 - 50484-88 - Race Spring Set - Lowers your vehicles while providing a stiffer ride, Average lowering of 1.1"F 0.9"R - H&R - BMW

Lowers your vehicles while providing a stiffer ride, Average lowering of 1.1"F 0.9"R 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
10800
Mfg#:
50484-88
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.

$459.00

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

$390.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear EP24 "Enthusiast Performance" Brake Pad Set

ES#4739108 - EP24-692 - Rear EP24 "Enthusiast Performance" Brake Pad Set - This enthusiast-developed high-performance street and light track pad offers an ideal solution for the spirited commuter and weekend autocross driver alike. - ECS - BMW

This enthusiast-developed high-performance street and light track pad offers an ideal solution for the spirited commuter and weekend autocross driver alike. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4739108
Mfg#:
EP24-692
In Stock
ON SALE! SAVE 20%
$110.99

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

$88.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B16 PSS10 Coilover System

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! 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

Wheel Spacer & Bolt Kit - 17.5mm

ES#205207 - ECS#256KTWB - Wheel Spacer & Bolt Kit - 17.5mm - Aircraft grade 6061-T6 aluminum spacers designed for precise fitment on your BMW - ECS - BMW

Aircraft grade 6061-T6 aluminum spacers designed for precise fitment on your BMW 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
205207
Mfg#:
ECS#256KTWB
In Stock
ON SALE! SAVE 15%
$207.93

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

$176.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Adjustable Rear Camber Arms (V2) - Track

ES#4472592 - 00501TMS014 - Performance Adjustable Rear Camber Arms (V2) - Track - With rod-ends for track-only use. Made in the USA! - Turner Motorsport - BMW

With rod-ends for track-only use. Made in the USA! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4472592
Mfg#:
00501TMS014
In Stock
ON SALE!
$588.99

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

$571.32 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacers - 20mm

ES#11301 - ECS#257KT - Wheel Spacers - 20mm - 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 10X Entries For Our 25th Anniversary Sweepstakes!

Recommend 12x1.5x45mm conical bolts in addition to these ECS spacers

Brand:
ECS - Corporate Logo
ES#:
11301
Mfg#:
ECS#257KT
In Stock
ON SALE! SAVE 25%
$137.99

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

$103.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

KW V2 Series Coilover Kit

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

Brand:
KW Suspension - Corporate Logo
ES#:
3032545
Mfg#:
15220022
Back Ordered
$2264.00 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. 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

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.

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