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

Menu

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

No Vehicle selected
Please select your vehicle below.

    • 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
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

BMW E46 Engine Service & Maintenance Parts

Sort By
Filter By
Return to Top

Ignition Coil - Set of 6

ES#2817003 - 12131712219 - Ignition Coil - Set of 6 - Get your engine back to peak performance with a new ignition coil. - Bosch - BMW

Get your engine back to peak performance with a new ignition coil. We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/2002

Brand:
Bosch - Corporate Logo
ES#:
2817003
Mfg#:
12131712219
In Stock
$185.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Manifold Oxygen Sensor - Rear Position/Post-Cat

ES#11025 - 15138 - Front Manifold Oxygen Sensor - Rear Position/Post-Cat - Also BMW # 11781406621. Located in the rear position of the exhaust manifold for cylinders 1-3 on the S54 engine - Bosch - BMW

Also BMW # 11781406621. Located in the rear position of the exhaust manifold for cylinders 1-3 on the S54 engine We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
11025
Mfg#:
15138
Ships in 1-2 days
$145.27

This product was last offered at the strikethrough price on
07-31-2026

$118.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

SuperCool Performance Coolant - Pre-Mixed - 1 Gallon

ES#4338527 - 81215 - SuperCool Performance Coolant - Pre-Mixed - 1 Gallon - Redline's state of the art coolant offering premium performance and protection. Fortified with Waterwetter! - Redline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Redline's state of the art coolant offering premium performance and protection. Fortified with Waterwetter!

Brand:
Redline - Corporate Logo
ES#:
4338527
Mfg#:
81215
In Stock
$54.99 USD
Free Shipping
on orders $49 and up

BMW 14/17mm Service Wrench

ES#2162537 - ecst007 - BMW 14/17mm Service Wrench - One convenient tool to service your entire driveline - Schwaben - BMW
ECS Tuning recommends this product.

One convenient tool to service your entire driveline 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Schwaben - Corporate Logo
ES#:
2162537
Mfg#:
ECST007
In Stock
ON SALE! SAVE 15%
$47.99

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

$40.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Rod Bearing Replacement Kit - Late S54

ES#3659045 - 11247835439KT10 - Performance Rod Bearing Replacement Kit - Late S54 - Includes everything needed for a rod bearing service, featuring Turner WPC treated rod bearings. - Assembled By ECS - BMW

Includes everything needed for a rod bearing service, featuring Turner WPC treated rod bearings. 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 02/2003

Brand:
Assembled By ECS - Corporate Logo
ES#:
3659045
Mfg#:
11247835439KT10
Ships in 2 Business Days
ON SALE!
$844.99

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

$815.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 3

ES#2707744 - 17127510952KT7 - Cooling System Refresh Kit - Level 3 - The ultimate kit to eliminate your cooling system issues and get you back on the road worry free - featuring high quality aftermarket contents - Assembled By ECS - BMW

The ultimate kit to eliminate your cooling system issues and get you back on the road worry free - featuring high quality aftermarket contents 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2707744
Mfg#:
17127510952KT7
Back Ordered
ON SALE!
$1661.99

This product was last offered at the strikethrough price on
07-16-2026

$1613.19 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

8.9mm Valve Adjustment Shim Set - With Tools

ES#2807060 - VSK4KT - 8.9mm Valve Adjustment Shim Set - With Tools - Includes shim set, installation tool and feeler gauges - Assembled By ECS - BMW

Includes shim set, installation tool and feeler gauges 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2807060
Mfg#:
VSK4KT
In Stock
ON SALE!
$143.84 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Rear Manifold

ES#261735 - 11787514927 - Oxygen Sensor - Rear Manifold - Located in the rear position of the exhaust manifold - Bosch - BMW

Located in the rear position of the exhaust manifold We Price Match - Give Us A Call or Chat!
For vehicles with production date from 03/2003

Brand:
Bosch - Corporate Logo
ES#:
261735
Mfg#:
11787514927
Ships in 1 Business Day
$142.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Exact-Fit High Flow Air Filter - Dry

ES#4461002 - 012054LA10-DRY - ECS Exact-Fit High Flow Air Filter - Dry - High flow filter replacement to get your engine breathing better than new! - ECS - BMW

High flow filter replacement to get your engine breathing better than new! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4461002
Mfg#:
012054LA10-DRY
In Stock
ON SALE! SAVE 25%
$71.99

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

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Build Your Own S54 Valve Adjustment Kit

ES#3194497 - S54VADJPDK - Build Your Own S54 Valve Adjustment Kit - Chose how you want to do a valve adjustment on your E46 M3 or S54 Z3/Z4M. - Assembled By ECS - BMW

Chose how you want to do a valve adjustment on your E46 M3 or S54 Z3/Z4M. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3194497
Mfg#:
S54VADJPDK
In Stock
Starting at $84.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

S54 Valve Adjustment Kit - With Gaskets

ES#2807015 - 83300493743 - S54 Valve Adjustment Kit - With Gaskets - Includes shim set, installation tool, and gaskets - Genuine BMW - BMW

Includes shim set, installation tool, and gaskets

Brand:
Genuine BMW - Corporate Logo
ES#:
2807015
Mfg#:
83300493743
Ships in 5 Business Days
$1495.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Low Profile Rolling Drain Pan - 20L

ES#3673927 - B8800085 - Low Profile Rolling Drain Pan - 20L - Huge capacity with four casters for easy rolling. - Bav Auto Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Huge capacity with four casters for easy rolling. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bav Auto Tools - Corporate Logo
ES#:
3673927
Mfg#:
B8800085
In Stock
ON SALE! SAVE 15%
$96.99

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

$82.44 USD
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Drain Plug

ES#19023 - 11137535106 - Engine Oil Drain Plug - Used for an oil change or damaged hex head - Genuine BMW - BMW MINI

Used for an oil change or damaged hex head

Brand:
Genuine BMW - Corporate Logo
ES#:
19023
Mfg#:
11137535106
In Stock
3% off MSRP

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

$8.27

This product was last offered at the strikethrough price on
09-19-2026

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

ECS Cooling System Refresh Kit - Level 3 plus

ES#3706700 - 17119071519gKT2 - ECS Cooling System Refresh Kit - Level 3 plus - The ultimate cooling refresh kit - with aftermarket components, featuring an ECS Aluminum Pulley, Stewart water pump and Aluminum Radiator - Assembled By ECS - BMW

The <font color='red'> ultimate</font> cooling refresh kit - with aftermarket components, featuring an ECS Aluminum Pulley, Stewart water pump and Aluminum Radiator 10X Entries Into Our F80 M3 Sweepstakes
For Automatic Vehicles Only!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3706700
Mfg#:
17119071519GKT2
Back Ordered
ON SALE!
$1508.99

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

$1457.37 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

"Complete" Inspection II Kit

ES#2857653 - E46M3SVCUP+KT2 - "Complete" Inspection II Kit - Includes a comprehensive selection of quality parts to service your BMW including Redline fluids - Assembled By ECS - BMW

Includes a comprehensive selection of quality parts to service your BMW including Redline fluids 10X Entries Into Our F80 M3 Sweepstakes
For limited time includes FREE Redline WaterWetter®!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2857653
Mfg#:
E46M3SVCUP+KT2
Ships in 2 Business Days
ON SALE!
$482.99

This product was last offered at the strikethrough price on
07-23-2026

$481.58 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

More About Engine Service & Maintenance Parts

An ounce of prevention improves engine reliability and heads off big-ticket repairs. On average, the modest cost or periodic maintenance pays handsome rewards. Plan now to put your car on a regular schedule that includes fluid and filter changes, inspections, and recommended service.

Let us help you find the parts that fit your BMW

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