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 Service & Maintenance Parts

Sort By
Filter By
Return to Top

BMW 5W-30 Engine Oil & Oil Storage Bag Combo

ES#2966770 - 83212365946KT - BMW 5W-30 Engine Oil & Oil Storage Bag Combo - One liter of Genuine BMW TwinPower Turbo 5W-30 engine oil plus a convenient oil storage bag with gloves and funnel. Perfect to store in the trunk! - Genuine BMW - BMW

One liter of Genuine BMW TwinPower Turbo 5W-30 engine oil plus a convenient oil storage bag with gloves and funnel. Perfect to store in the trunk! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2966770
Mfg#:
83212365946KT
In Stock
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Ignition Coils, 6-Pack

ES#5435310 - MMIG-BMW-0206 - Ignition Coils, 6-Pack - This coil is engineered as a direct-fit replacement, ensuring a seamless installation that communicates perfectly with the vehicle's ECU. - Mishimoto - BMW

This coil is engineered as a direct-fit replacement, ensuring a seamless installation that communicates perfectly with the vehicle's ECU. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
5435310
Mfg#:
MMIG-BMW-0206
Ships in 3 Business Days
$184.99 USD
Free Shipping
on orders $49 and up

Transmission Drain Plug

ES#5425960 - 23117527440 - Transmission Drain Plug - Factory direct drain plug for many manual transmissions - URO - BMW

Factory direct drain plug for many manual transmissions affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO - Corporate Logo
ES#:
5425960
Mfg#:
23117527440
Ships in 1 Business Day
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Manual Transmission Service Kit

ES#4305381 - 27111226798KT4 - Manual Transmission Service Kit - Featuring Redline gear oil and ECS magnetic drain plug - Assembled By ECS - BMW

Featuring Redline gear oil and ECS magnetic drain plug affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles without a transmission label and with production date up to 03/2003

Brand:
Assembled By ECS - Corporate Logo
ES#:
4305381
Mfg#:
27111226798KT4
In Stock
ON SALE! SAVE 10%
$98.99

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

$89.05 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Rear Brake Service Kit

ES#514102 - E4634_11 - Rear Brake Service Kit - Featuring Meyle coated rotors and ECS DD23 Daily Driver ceramic pads - Assembled By ECS - BMW

Featuring Meyle coated rotors and ECS DD23 Daily Driver ceramic pads 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#:
514102
Mfg#:
E4634_11
Ships on Nov 17, 2026
Auto Notify
ON SALE! SAVE 21%
$220.99

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

$174.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BMW E46 3 Series (1999-2005) Service Manual

ES#11366 - B305 - BMW E46 3 Series (1999-2005) Service Manual - A comprehensive must-have for any do-it-yourselfer! Includes 1424 pages of maintenance, service, and repair information. - Bentley - BMW

A comprehensive must-have for any do-it-yourselfer! Includes 1424 pages of maintenance, service, and repair information. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Includes 2006 coupe and convertible models

Brand:
Bentley - Corporate Logo
ES#:
11366
Mfg#:
B305
In Stock
$169.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BMC Performance Air Filter

ES#3195193 - FB132/01 - BMC Performance Air Filter - Lifetime high-flow air filter that's a direct replacement - BMC - BMW

Lifetime high-flow air filter that's a direct replacement affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
BMC - Corporate Logo
ES#:
3195193
Mfg#:
FB132/01
In Stock at Vendor
$84.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#258928 - 11781247406 - Oxygen Sensor - Priced Each - 2 Required in each application - Bosch - BMW

2 Required in each application 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!

Brand:
Bosch - Corporate Logo
ES#:
258928
Mfg#:
11781247406
Ships on Dec 31, 2026
$83.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Filter

ES#35397 - 13721744869 - Air Filter - Protect your engine - improve performance - Genuine BMW - BMW

Protect your engine - improve performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
35397
Mfg#:
13721744869
In Stock
Limited Qty Sale
$59.99

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

$55.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Nickel Spark Plugs - Set Of Six

ES#4001234 - fgr7dqe0-6 - Nickel Spark Plugs - Set Of Six - Keep your motor running smoothly with a set of new spark plugs - Bosch - BMW

Keep your motor running smoothly with a set of new spark plugs 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!

Brand:
Bosch - Corporate Logo
ES#:
4001234
Mfg#:
FGR7DQE0-6
In Stock at Vendor
$55.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Automatic Transmission Service Kit - Level 1

ES#2523329 - 24117557070 - Automatic Transmission Service Kit - Level 1 - Includes all the necessary components for a drain and fill - Assembled By ECS - BMW

Includes all the necessary components for a drain and fill affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date from 03/2003. BMW used several transmissions around this date, it is advised to check transmission for code A5S360R

Brand:
Assembled By ECS - Corporate Logo
ES#:
2523329
Mfg#:
24117557070
In Stock
ON SALE!
$172.99

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

$166.97 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Oil Drain Plug With Crush Washer

ES#10323 - 11131273093kt - Oil Drain Plug With Crush Washer - Includes drain plug gasket - Assembled By ECS - BMW MINI

Includes drain plug gasket 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#:
10323
Mfg#:
11131273093KT
In Stock
ON SALE! SAVE 25%
$7.04

This product was last offered at the strikethrough price on
02-16-2026

$5.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Redline Oil Change Kit

ES#3426559 - m50OCIrlKT - Redline Oil Change Kit - Everything you need for a comprehensive oil service, including Redline oil, Mann filter with new drain plug - Assembled By ECS - BMW

Everything you need for a comprehensive oil service, including Redline oil, Mann filter with new drain plug affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For limited time includes FREE Redline WaterWetter®!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3426559
Mfg#:
M50OCIRLKT
In Stock
ON SALE! SAVE 13%
$184.58

This product was last offered at the strikethrough price on
03-26-2026

$160.04 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

aFe ProGuard D2 Oil Filter

ES#2532480 - 44-LF022 - aFe ProGuard D2 Oil Filter - Higher efficiency and superior protection - AFE - BMW

Higher efficiency and superior protection affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
2532480
Mfg#:
44-LF022
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.

$20.00

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

$16.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rennline OE+ Upgraded Ignition Coil - Priced Each

ES#4940149 - M137 - Rennline OE+ Upgraded Ignition Coil - Priced Each - Regain power loss & fuel economy from worn or failed ignition coils! - Rennline - BMW MINI

Regain power loss & fuel economy from worn or failed ignition coils! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
4940149
Mfg#:
M137
Ships in 5 Business Days
$38.00 USD
Free Shipping
on orders $49 and up

"Cold Climate" Oil Separator Kit

ES#2730263 - 11617534237 - "Cold Climate" Oil Separator Kit - Insulated design for superior cold weather performance - URO - BMW

Insulated design for superior cold weather performance 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! Superior performance for both warm and cold climates

Brand:
URO - Corporate Logo
ES#:
2730263
Mfg#:
11617534237
Ships in 1 Business Day
$74.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Service & Maintenance Parts

Good maintenance should never be viewed as an expense. It is an investment that maintains the value and dependability of your car, extends its service life, and increases its resale value. Affordable fluids and filters are all here, with many tutorials demonstrating how easy it is to keep your car running strong.

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