Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle BMW E46 325Ci M54 2.5L

BMW E46 325Ci M54 2.5L Performance Parts & Upgrades

Sort By
Filter By
Return to Top
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
Ships in 8 Business Days
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#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
06-27-2026

$2070.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#2597316 - 12131712219KT1 - Ignition Service Kit - Everything you need to service your ignition system including Bosch ignition coils and Bosch Platinum+4 spark plugs - Assembled By ECS - BMW

Everything you need to service your ignition system including Bosch ignition coils and Bosch Platinum+4 spark plugs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date from 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
2597316
Mfg#:
12131712219KT1
In Stock
$253.99 USD
Free Shipping
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
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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
ES#2795230 - MF-TRS-05E46 - Helical Limited Slip Differential - with ratio 3.15 or greater - Allows for traction at all times by providing the most power to the wheel with more grip. Unlike plate differentials (1,1.5,2-way) helical LSDs can supply different spin rates to each axle, like when cornering. - Team MFactory - BMW

Allows for traction at all times by providing the most power to the wheel with more grip. Unlike plate differentials (1,1.5,2-way) helical LSDs can supply different spin rates to each axle, like when cornering. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a manual transmission

Brand:
Team MFactory - Corporate Logo
ES#:
2795230
Mfg#:
MF-TRS-05E46
Ships in 2 Business Days
$999.99 USD
Free Shipping
ES#4876683 - 048498LA01EBKT - Performance Clutch & Flywheel Kit & Polyurethane Transmission Mount Set - Receive a discounted performance polyurethane transmission mount set alongside your new performance clutch and flywheel kit! - Enthusiast Bundles - BMW

Receive a discounted performance polyurethane transmission mount set alongside your new performance clutch and flywheel kit! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876683
Mfg#:
048498LA01EBKT
Ships in 8 Business Days
ON SALE! SAVE 19%
$1236.99

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

$999.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4772524 - SBRC-E46-80A - Subframe Bushing/Reinforcement Combo Kit - Street  - Includes polyurethane subframe bushings and subframe reinforcement plates. - Revshift - BMW

Includes polyurethane subframe bushings and subframe reinforcement plates. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Revshift - Corporate Logo
ES#:
4772524
Mfg#:
SBRC-E46-80A
Ships on Jun 29, 2026
$249.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2718690 - 002478ECS01KT - Suspension Reinforcement Kit - Includes ECS RTAB limiter, rear shock tower reinforcement plates and BMW Strut tower plates. - Assembled By ECS - BMW

Includes ECS RTAB limiter, rear shock tower reinforcement plates and BMW Strut tower plates. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2718690
Mfg#:
002478ECS01KT
In Stock
ON SALE! SAVE 30%
$316.99

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

$221.81 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3149054 - D403-0350 - Replacement Filter for Cold Air Intake - Priced Each - Replace your dirty, damaged, or lost filter - Dinan - BMW

Replace your dirty, damaged, or lost filter Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
3149054
Mfg#:
D403-0350
In Stock
11% off MSRP

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

$71.95

This product was last offered at the strikethrough price on
06-27-2026

$63.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3546832 - IK0N-E46 - IKON E46 Exhaust - An afordable exhaust upgrade with an amazing tone. - Rogue Engineering - BMW

An afordable exhaust upgrade with an amazing tone. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rogue Engineering - Corporate Logo
ES#:
3546832
Mfg#:
IK0N-E46
Back Ordered
$495.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#2817048 - E46m3abshmfogins - Fog Light Inserts - gloss black - Give your BMW a truly unique style - ECS - BMW

Give your BMW a truly unique style affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2817048
Mfg#:
E46M3ABSHMFOGINS
Ships in 5 Business Days
ON SALE! SAVE 25%
$103.99

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

$77.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4430781 - I-02-ER - ER Series Coilover Suspension Kit  - Get the high quality, unique features of the BC Racing "BR" and "RM" series with the added benefit of an external reservoir for superior performance! - BC Racing - BMW

Get the high quality, unique features of the BC Racing "BR" and "RM" series with the added benefit of an external reservoir for superior performance! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For coupe and sedan models only

Brand:
BC Racing - Corporate Logo
ES#:
4430781
Mfg#:
I-02-ER
Back Ordered
$1935.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3551730 - twh9905018KT1 - Turner Motorsport Silver Wheel Spacer & Bolt Kit - 17.5mm - 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#:
3551730
Mfg#:
TWH9905018KT1
In Stock
ON SALE! SAVE 28%
$191.94

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

$137.68 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