Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply
affirm financing terms & conditions

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

BMW E46 325xi M54 2.5L

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
affirm financing terms & conditions
garage-red
Your Vehicle BMW E46 325xi M54 2.5L
Your Vehicle BMW E46 325xi M54 2.5L
Change Clear

BMW E46 325xi M54 2.5L Performance Parts & Upgrades

Sort By
Filter By
Return to Top

R-9247 Seat mount - Passenger

ES#3509520 - R-9247 - R-9247 Seat mount - Passenger - Fits Passenger. Allows mounting of aftermarket bottom mount seats to OE seat sliders. - Brey-Krause - BMW

Fits Passenger. Allows mounting of aftermarket bottom mount seats to OE seat sliders. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Brey-Krause - Corporate Logo
ES#:
3509520
Mfg#:
R-9247
Ships on Sep 25, 2026
$236.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

6mm Single Groove Valve Keeper - Set Of 24

ES#4716124 - KPR-6S-7-24 - 6mm Single Groove Valve Keeper - Set Of 24 - 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#:
4716124
Mfg#:
KPR-6S-7-24
In Stock
$51.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Proton Series Nitrous System

ES#4044081 - NEX20420 - Proton Series Nitrous System - Choose your bottle size to add up to 75hp with this EFI nitrous kit. - Nitrous Express - BMW

Choose your bottle size to add up to 75hp with this EFI nitrous kit. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Nitrous Express - Corporate Logo
ES#:
4044081
Mfg#:
NEX20420
Ships in 2 Business Days
Starting at $462.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

REVIN Short Shifter BMW Street Version - E46

Upgrade to a Chassis-Mounted Short Throw Shifter! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
REVIN - Corporate Logo
ES#:
4810648
Mfg#:
REVSSKE46
Back Ordered
ON SALE!
Starting at $458.33 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Coil Spring - Priced Each

ES#50856 - 31336769915 - Front Coil Spring - Priced Each - Genuine BMW - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
50856
Mfg#:
31336769915
Ships in 1-2 days
6% off MSRP

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

$239.99

This product was last offered at the strikethrough price on
07-10-2026

$224.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Halogen Headlight - Black Housings

ES#2808158 - 4441137PXNDAM2 - Halogen Headlight - Black Housings - Replace that weathered headlight and restore visibility - Depo - BMW

Replace that weathered headlight and restore visibility affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Depo - Corporate Logo
ES#:
2808158
Mfg#:
4441137PXNDAM2
Back Ordered
$449.00 USD
This product is lifetime replacement eligible Lifetime Replacement

VMR V710 18x9.5 ET45 - Gunmetal

ES#4745191 - V710189545GM - VMR V710 18x9.5 ET45 - Gunmetal - 18x9.5 ET45 5x120 72.6cb - VMR - BMW

18x9.5 ET45 5x120 72.6cb affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
VMR - Corporate Logo
ES#:
4745191
Mfg#:
V710189545GM
Back Ordered
$224.00 USD
Free Shipping

MTech Rear Bumper - OE Style Replacement

ES#5435586 - E464DMTRR - MTech Rear Bumper - OE Style Replacement - Provides a seamless transition from a base model to a sportier, more aerodynamic profile. - Suvneer - BMW

Provides a seamless transition from a base model to a sportier, more aerodynamic profile. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Suvneer - Corporate Logo
ES#:
5435586
Mfg#:
E464DMTRR
Back Ordered
Auto Notify
$433.00 USD
This product is lifetime replacement eligible Lifetime Replacement

AEM Short Ram Intake System

ES#4138969 - AEM-22-672P - AEM Short Ram Intake System - This features a shorter tube than a cold-air system for increased performance in an easy to install kit. - AEM - BMW

This features a shorter tube than a cold-air system for increased performance in an easy to install kit. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
CARB certified for sale in all 50 states
For 2001-2003 model years only

Brand:
AEM - Corporate Logo
ES#:
4138969
Mfg#:
AEM-22-672P
EO#:
D-670
Ships in 4 Business Days
$429.99 USD
Free Shipping
on orders $49 and up

AEM Cold Air Intake System

ES#4138960 - AEM-21-672P - AEM Cold Air Intake System - This intake will increase power and provide your engine with cooler air than the factory airbox. - AEM - BMW

This intake will increase power and provide your engine with cooler air than the factory airbox. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
CARB certified for sale in all 50 states
For 2001-2003 model years only

Brand:
AEM - Corporate Logo
ES#:
4138960
Mfg#:
AEM-21-672P
EO#:
D-670-15
Ships in 4 Business Days
$429.99 USD

7.5mm Wheel Spacers - Silver (Pair)

ES#3028403 - TWH9905003 - 7.5mm Wheel Spacers - Silver (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#:
3028403
Mfg#:
TWH9905003
In Stock
ON SALE!
$144.99

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

$140.64 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal Short shifter V2 - Black

ES#3477072 - IRPSS-2B - Universal Short shifter V2 - Black - A performance, manual short shifter that gives you the quick and easy shifts you are looking for, without breaking the bank! - IRP - Individual Racing Parts - BMW

A performance, manual short shifter that gives you the quick and easy shifts you are looking for, without breaking the bank! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
IRP - Individual Racing Parts - Corporate Logo
ES#:
3477072
Mfg#:
IRPSS-2B
Special Order: No Guaranteed ETA
$420.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport Double Wall Slash Cut Exhaust Tip - 3.0 Inlet - 3.5 OD - Stepped Right - Brushed Stainless

ES#4146850 - 026732TMS06-17 - Turner Motorsport Double Wall Slash Cut Exhaust Tip - 3.0 Inlet - 3.5 OD - Stepped Right - Brushed Stainless - Right - Brushed Stainless Slash Cut Exhaust Tip - 3.0 Inlet - 3.5 OD - Turner Motorsport - BMW MINI

Right - Brushed Stainless Slash Cut Exhaust Tip - 3.0 Inlet - 3.5 OD affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4146850
Mfg#:
026732TMS06-17
In Stock
ON SALE! SAVE 53%
$149.99

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

$70.02 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RSL29 Yellow Endurance Racing Brake Pads - Rear

ES#3545643 - 128529 - RSL29 Yellow Endurance Racing Brake Pads - Rear - Popular street and endurance racing pad. Same friction material used in several European racing series. - Pagid Racing - BMW

Popular street and endurance racing pad. Same friction material used in several European racing series. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pagid Racing - Corporate Logo
ES#:
3545643
Mfg#:
128529
Ships in 9 Business Days
Auto Notify
$419.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil, Delphi Style, 6-Pack

ES#5435308 - MMIG-BMW-0706 - Ignition Coil, Delphi Style, 6-Pack - A high-quality replacement designed to restore the factory performance and fuel efficiency of your 3.0L N54 engine. - Mishimoto - BMW

A high-quality replacement designed to restore the factory performance and fuel efficiency of your 3.0L N54 engine. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
5435308
Mfg#:
MMIG-BMW-0706
Ships in 3 Business Days
$204.99 USD
Free Shipping
on orders $49 and up

Replacement Clutch Disc For 03CM3-HD0F-AK

ES#4731928 - CD03CM3-0F-D - Replacement Clutch Disc For 03CM3-HD0F-AK - Clutch Masters - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with 6 speed 22 Spline Transmission and Production Date From 03/2003

Brand:
Clutch Masters - Corporate Logo
ES#:
4731928
Mfg#:
CD03CM3-0F-D
Ships in 7 Business Days
$405.99 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