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BMW E46 323i M52 2.5L

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BMW E46 323i M52 2.5L Performance Engine & Drivetrain Parts

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Universal Fan Mount Kit

ES#2764772 - MMFANMOUNT - Universal Fan Mount Kit - Through radiator mounts for custom applications - Mishimoto - Audi BMW Volkswagen MINI

Through radiator mounts for custom applications

Brand:
Mishimoto - Corporate Logo
ES#:
2764772
Mfg#:
MMFANMOUNT
In Stock
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#4348516 - 12131703228IGKT2 - Ignition Service Kit - Assembled By ECS - BMW

10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4348516
Mfg#:
12131703228IGKT2
In Stock
$348.99

This product was last offered at the strikethrough price on
02-27-2026

$281.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal 16" Electric Fan - Black

ES#3247470 - 30102048 - Universal 16" Electric Fan - Black - 1959 cfm. High performance pusher fan with curved blades. - Spal - Audi BMW MINI

1959 cfm. High performance pusher fan with curved blades.

Brand:
Spal - Corporate Logo
ES#:
3247470
Mfg#:
30102048
In Stock
$207.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport DSSR - E46 323i/Ci 325i/Ci (232mm)

ES#4423235 - 017330la01KT - Turner Motorsport DSSR - E46 323i/Ci 325i/Ci (232mm) - Eliminate shifter slop for tighter, crisper shifts! - Turner Motorsport - BMW

Eliminate shifter slop for tighter, crisper shifts! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4423235
Mfg#:
017330LA01KT
In Stock
ON SALE! SAVE 15%
$162.99

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

$138.54 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Spec Stage 2 Clutch Kit

Race bolt kit and flange plate included! For vehicles with a production date from 03/2003

Brand:
Spec Clutches - Corporate Logo
ES#:
4474241
Mfg#:
SB072S-S2
Back Ordered
Auto Notify
$829.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MODULE, CLUTCH SWITCH

ES#2971093 - 61319122701 - MODULE, CLUTCH SWITCH - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
2971093
Mfg#:
61319122701
Ships in 3 Business Days
2% off MSRP

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

$92.99

This product was last offered at the strikethrough price on
07-21-2026

$90.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 3 Clutch Kit - FX300

ES#3621984 - 03005-HDTZ-D - Stage 3 Clutch Kit - FX300 - Upgraded clutch plate and Sprung Hub Segmented Kevlar Disc : Dampened Disc version For aftermarket Single Mass Flywheel - Clutch Masters - BMW

Upgraded clutch plate and Sprung Hub Segmented Kevlar Disc : Dampened Disc version For aftermarket Single Mass Flywheel 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#:
3621984
Mfg#:
03005-HDTZ-D
Ships in 7 Business Days
15% off MSRP

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

$850.00

This product was last offered at the strikethrough price on
07-21-2026

$722.99 USD
Free Shipping
on orders $49 and up

Stage 2 Clutch Kit - FX200

ES#3621983 - 03005-HDKV-R - Stage 2 Clutch Kit - FX200 - Upgraded clutch plate and kevlar disc : Rigid Disc version - Clutch Masters - BMW

Upgraded clutch plate and kevlar disc : Rigid Disc version 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#:
3621983
Mfg#:
03005-HDKV-R
Ships in 7 Business Days
15% off MSRP

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

$850.00

This product was last offered at the strikethrough price on
07-21-2026

$722.99 USD
Free Shipping

Proton Fly-By-Wire Nitrous System

ES#4044097 - NEX20422 - Proton Fly-By-Wire Nitrous System - Choose your bottle size to add up to 150hp. This system includes a TPS Autolearn wide open throttle module for use with all electronic fuel injected vehicles, including those with "fly by wire" electronic driven throttle bodies. - Nitrous Express - BMW

Choose your bottle size to add up to 150hp. This system includes a TPS Autolearn wide open throttle module for use with all electronic fuel injected vehicles, including those with "fly by wire" electronic driven throttle bodies.

Brand:
Nitrous Express - Corporate Logo
ES#:
4044097
Mfg#:
NEX20422
Ships in 1 Business Day
Starting at $694.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Air Filter

ES#10306 - 33-2231 - Performance Air Filter - Restore fuel mileage and performance - K&N - BMW

Restore fuel mileage and performance

Brand:
K&N - Corporate Logo
ES#:
10306
Mfg#:
33-2231
Ships in 3 Business Days
$68.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

X-Line Performance Aluminum Radiator

ES#2823089 - MMRADE3692X - X-Line Performance Aluminum Radiator - Lightweight performance radiator for improved cooling and efficiency - Mishimoto - BMW

Lightweight performance radiator for improved cooling and efficiency 20% more efficient, 91% increased coolant capacity, with up to a 30*F reduction in coolant temperature versus the radiator you have now

Brand:
Mishimoto - Corporate Logo
ES#:
2823089
Mfg#:
MMRADE3692X
In Stock at Vendor
$682.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Stage 4 Clutch Kit - FX400

ES#3621979 - 03005-HDCL-D - Stage 4 Clutch Kit - FX400 - Upgraded clutch plate and Ceramic Lined Sprung Disc For Use With Aftermarket Single Mass Flywheel - Clutch Masters - BMW

Upgraded clutch plate and Ceramic Lined Sprung Disc For Use With Aftermarket Single Mass Flywheel 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#:
3621979
Mfg#:
03005-HDCL-D
Ships in 3 Business Days
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
07-21-2026

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

More About Performance Engine & Drivetrain Parts

Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.

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