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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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Water Pump

ES#5435337 - MMWP-M50-92 - Water Pump - Engineered as a superior alternative to the factory water pumps found in many 19922006 BMW models. - Mishimoto - BMW

Engineered as a superior alternative to the factory water pumps found in many 1992–2006 BMW models.

Brand:
Mishimoto - Corporate Logo
ES#:
5435337
Mfg#:
MMWP-M50-92
In Stock
$72.99 USD
Free Shipping
on orders $49 and up

E46 Magnum FORCE Dynamic Air Scoop - Blue

ES#3612885 - 54-10468-L - E46 Magnum FORCE Dynamic Air Scoop - Blue - Directs frontal air into intake system for maximum performance - AFE - BMW

Directs frontal air into intake system for maximum performance

Brand:
AFE - Corporate Logo
ES#:
3612885
Mfg#:
54-10468-L
Ships in 3 Business Days
ON SALE! SAVE 10%
$134.00

This product was last offered at the strikethrough price on
10-19-2026

$120.60 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Transmission Mount Bushing - Heritage Series

ES#5471032 - PFF5-4655H - Transmission Mount Bushing - Heritage Series - Slate-grey polyurethane mounts stop transmission twist for crisp, precise shifting. - Powerflex - BMW

Slate-grey polyurethane mounts stop transmission twist for crisp, precise shifting.

Brand:
Powerflex - Corporate Logo
ES#:
5471032
Mfg#:
PFF5-4655H
In Stock
$118.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Transmission Mount Bushing - Black Series

ES#5471031 - PFF5-4655BLK - Transmission Mount Bushing - Black Series - Track-spec transmission mounts eliminate drivetrain deflection for laser-precise shifting - Powerflex - BMW

Track-spec transmission mounts eliminate drivetrain deflection for laser-precise shifting

Brand:
Powerflex - Corporate Logo
ES#:
5471031
Mfg#:
PFF5-4655BLK
Back Ordered
$118.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Injen Wrinkle Black Short Ram Intake

ES#3603627 - SP1110WB - Injen Wrinkle Black Short Ram Intake - Improved throttle response and power from less restriction and a colder air charge! - Injen - BMW

Improved throttle response and power from less restriction and a colder air charge!

Brand:
Injen - Corporate Logo
ES#:
3603627
Mfg#:
SP1110WB
In Stock at Vendor
$348.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Perf Street Sprung Disc BMW

ES#3437900 - 3000801 - Perf Street Sprung Disc BMW - The best option for quicker shifting and engagement. - ACT - BMW

The best option for quicker shifting and engagement.

Brand:
ACT - Corporate Logo
ES#:
3437900
Mfg#:
3000801
In Stock at Vendor
$161.00 USD
Free Shipping
on orders $49 and up

AGA Tools Performance Clutch Pin - Grooved

ES#4464332 - AGA-CPP-223-328 - AGA Tools Performance Clutch Pin - Grooved - An essential upgrade for every manual transmission equipped BMW! - AGA Tools - BMW

An essential upgrade for every manual transmission equipped BMW!

Brand:
AGA Tools - Corporate Logo
ES#:
4464332
Mfg#:
AGA-CPP-223-328
Ships in 7 Business Days
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport Power Pulley Kit

ES#3143166 - ppk-e46tu-valeo - Turner Motorsport Power Pulley Kit - Eliminate parasitic loss and free up to 11hp! An ideal compromise between power, reliability, and system performance. - Turner Motorsport - BMW

Eliminate parasitic loss and free up to 11hp! An ideal compromise between power, reliability, and system performance. 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with Valeo alternator only

Brand:
Turner Motorsport - Corporate Logo
ES#:
3143166
Mfg#:
PPK-E46TU-VALEO
In Stock
ON SALE! SAVE 20%
$382.99

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

$306.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport Power Pulley Kit

ES#3220789 - PPKE46KT - Turner Motorsport Power Pulley Kit - Eliminate parasitic loss and free up to 11hp! An ideal compromise between power, reliability, and system performance. - Turner Motorsport - BMW

Eliminate parasitic loss and free up to 11hp! An ideal compromise between power, reliability, and system performance. 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with Bosch alternator only

Brand:
Turner Motorsport - Corporate Logo
ES#:
3220789
Mfg#:
PPKE46KT
In Stock
ON SALE! SAVE 20%
$382.99

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

$306.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit - With Service Tools

ES#4352360 - 12131703228IGKT7 - Ignition Service Kit - With Service Tools - Everything you need to service your ignition system - Assembled By ECS - BMW

Everything you need to service your ignition system 10X Entries Into Our F80 M3 Sweepstakes
Kit includes all necessary service tools

Brand:
Assembled By ECS - Corporate Logo
ES#:
4352360
Mfg#:
12131703228IGKT7
In Stock
$424.99

This product was last offered at the strikethrough price on
10-14-2026

$301.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Main Bearing Set - M5X

ES#4758994 - 5150-HPMBS-M50 - Performance Main Bearing Set - M5X - Performance Coated Main Bearing Set for the M5X Engine Platform - Std. Size - 5150 Autosport - BMW

Performance Coated Main Bearing Set for the M5X Engine Platform - Std. Size

Brand:
5150 Autosport - Corporate Logo
ES#:
4758994
Mfg#:
5150-HPMBS-M50
Ships in 3 Business Days
$299.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Catch Can O-ring

ES#3097721 - N1.50X051 - ECS Catch Can O-ring - Replacement ECS catch can O-ring - ECS - Audi BMW Volkswagen MINI

Replacement ECS catch can O-ring 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3097721
Mfg#:
N1.50X051
In Stock
ON SALE! SAVE 25%
$5.99

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

$4.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 323/328 Luft-Technik Intake System - Red Filter

ES#4875835 - 039102LA01RKT - E46 323/328 Luft-Technik Intake System - Red Filter - Free-flowing intake featuring a roaring induction noise and increased performance to replace your restrictive factory intake. - ECS - BMW

Free-flowing intake featuring a roaring induction noise and increased performance to replace your restrictive factory intake. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4875835
Mfg#:
039102LA01RKT
Ships on Nov 9, 2026
ON SALE! SAVE 15%
$333.99

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

$283.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#2586698 - 12120037608IGKT - Ignition Service Kit - Refresh your ignition system with fresh coils and performance plugs! - Assembled By ECS - BMW

Refresh your ignition system with fresh coils and performance plugs! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586698
Mfg#:
12120037608IGKT
In Stock
$281.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Supertech BMW S52 Steel Spring Retainer - Set Of 24

ES#4675741 - RET-HBK-ST-24 - Supertech BMW S52 Steel Spring Retainer - Set Of 24 - Rev higher and drive faster with confidence. - Supertech - BMW

Rev higher and drive faster with confidence.

Brand:
Supertech - Corporate Logo
ES#:
4675741
Mfg#:
RET-HBK-ST-24
In Stock at Vendor
20% off MSRP

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

$352.99

This product was last offered at the strikethrough price on
10-22-2026

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

Teflon Shifter Bushing Kit

ES#4688630 - 2511-002BKT - Teflon Shifter Bushing Kit - Remove the slop from the shifter arm for improved shifter feel - even on brand-new cars! - ECS - BMW

Remove the slop from the shifter arm for improved shifter feel - even on brand-new cars! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4688630
Mfg#:
2511-002BKT
In Stock
ON SALE! SAVE 25%
$73.98

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

$55.49 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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Manufacturer names and/or part numbers are used only for identification purposes.

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