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 325i 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 325i M54 2.5L
Your Vehicle BMW E46 325i M54 2.5L
Change Clear

BMW E46 325i M54 2.5L Engine Parts & Accessories

Sort By
Filter By
Return to Top

Hydraulic Alternator Belt Tensioner

ES#21655 - 11281717188 - Hydraulic Alternator Belt Tensioner - Hydraulic tensioner for alternator belt, ideal for servicing high mileage tensioner - Genuine BMW - BMW

Hydraulic tensioner for alternator belt, ideal for servicing high mileage tensioner affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
21655
Mfg#:
11281717188
Ships in 1 day
6% off MSRP

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

$165.99

This product was last offered at the strikethrough price on
07-09-2026

$155.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 Fuel Line

ES#36764 - 16126752180 - E46 Fuel Line - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
36764
Mfg#:
16126752180
Ships in 4 Business Days
3% off MSRP

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

$63.99

This product was last offered at the strikethrough price on
07-09-2026

$61.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Screw Plug - Priced Each

ES#23126 - 11361438338 - Screw Plug - Priced Each - Found in the VANOS system - Genuine BMW - BMW

Found in the VANOS system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
23126
Mfg#:
11361438338
In Stock
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Tensioner Coil Spring

ES#23498 - 11411706809 - Tensioner Coil Spring - Found inside the cylinder in the lower tensioner assembly - Genuine BMW - BMW

Found inside the cylinder in the lower tensioner assembly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
23498
Mfg#:
11411706809
In Stock
$4.48 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Box

ES#35047 - 13717501971 - Air Box - Complete assembly including the filter - Genuine BMW - BMW

Complete assembly including the filter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
35047
Mfg#:
13717501971
In Stock
ON SALE! SAVE 14%
$356.99

This product was last offered at the strikethrough price on
06-15-2026

$305.37 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3 Pin Connector

ES#4772586 - 12521732596 - 3 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the camshaft position sensor. - ECS - BMW

Includes connector housing with terminals and seals. Commonly used for the camshaft position sensor. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4772586
Mfg#:
12521732596
In Stock
ON SALE! SAVE 25%
$10.99

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

$8.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Mount - Priced Each

ES#41737 - 22116779970 - Engine Mount - Priced Each - Works on both the driver & passenger side - Genuine BMW - BMW

Works on both the driver & passenger side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
41737
Mfg#:
22116779970
Ships in 1 day
6% off MSRP

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

$160.99

This product was last offered at the strikethrough price on
07-09-2026

$151.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Cap

ES#25569 - 11611727176 - Vacuum Cap - Diameter is 7.0MM - Genuine BMW - BMW

Diameter is 7.0MM affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
25569
Mfg#:
11611727176
In Stock
$8.99

This product was last offered at the strikethrough price on
03-04-2026

$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wiring Harness

ES#30538 - 12511440006 - Wiring Harness - The wiring harness for your ignition coils - Genuine BMW - BMW

The wiring harness for your ignition coils affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 09/2002

Brand:
Genuine BMW - Corporate Logo
ES#:
30538
Mfg#:
12511440006
Ships in 1 day
3% off MSRP

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

$308.99

This product was last offered at the strikethrough price on
07-09-2026

$300.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Starter

ES#2535395 - 12417578684KT - Remanufactured Starter - Includes a $71.50 refundable core charge - Bosch - BMW

Includes a $71.50 refundable core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/2002

Brand:
Bosch - Corporate Logo
ES#:
2535395
Mfg#:
12417578684KT
Ships in 5 Business Days
$307.99

This product was last offered at the strikethrough price on
05-07-2026

$300.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

EVAP Pump Mass Air Flow Sensor

ES#2526595 - 11721438814 - EVAP Pump Mass Air Flow Sensor - Replacement for sensor that monitors the volume of air the EVAP pump takes in - Continental - BMW

Replacement for sensor that monitors the volume of air the EVAP pump takes in affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
2526595
Mfg#:
11721438814
Ships in 1 day
$99.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Storage Container

ES#39339 - 18101740207 - Vacuum Storage Container - Used to supply vacuum for the exhaust flapper - Genuine BMW - BMW

Used to supply vacuum for the exhaust flapper affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
39339
Mfg#:
18101740207
Ships in 4 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.

$60.99

This product was last offered at the strikethrough price on
07-09-2026

$59.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose - Heater Core To Expansion Tank

ES#4932439 - 64218376153 - Expansion Tank Hose - Heater Core To Expansion Tank - Expansion tank to heater core - URO - BMW

Expansion tank to heater core affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO - Corporate Logo
ES#:
4932439
Mfg#:
64218376153
In Stock
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

4" Universal Exhaust Tip w/ Chrome Finish - Priced Each

ES#4265689 - 025823TMS05-01 - 4" Universal Exhaust Tip w/ Chrome Finish - Priced Each - Stainless Steel exhaust tip featuring a 80MM Inlet & a 4.0" Double Wall, Slant Cut Outlet, Single Clamp On Tip - Turner Motorsport - BMW MINI

Stainless Steel exhaust tip featuring a 80MM Inlet & a 4.0" Double Wall, Slant Cut Outlet, Single Clamp On Tip affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Please note this is a universal tip. You MUST measure your exhaust before ordering to verify fitment for your application.

Brand:
Turner Motorsport - Corporate Logo
ES#:
4265689
Mfg#:
025823TMS05-01
In Stock
ON SALE! SAVE 30%
$85.99

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

$59.80 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Control Valve

ES#5388809 - 11747810831 - Vacuum Control Valve - Used in emissions and noise reduction systems - Bremmen Parts - BMW

Used in emissions and noise reduction systems affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5388809
Mfg#:
11747810831
Ships on Oct 15, 2026
Auto Notify
ON SALE! SAVE 21%
$26.99

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

$21.21 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rubber Grommet

ES#18296 - 11121730352 - Rubber Grommet - Used to space the engine cover out from the valve cover - Genuine BMW - BMW

Used to space the engine cover out from the valve cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
18296
Mfg#:
11121730352
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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