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

Audi A4 Engine Parts & Accessories

Sort By
Filter By
Return to Top

Exhaust Manifold Installation Kit

ES#2762257 - 06C253031JKT - Exhaust Manifold Installation Kit - Includes the necessary hardware and gasket to install the manifold - Assembled By ECS - Audi

Includes the necessary hardware and gasket to install the manifold 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2762257
Mfg#:
06C253031JKT
Back Ordered
ON SALE! SAVE 14%
$169.99

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

$146.66 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Timing Belt Kit - Ultimate

ES#7557 - 078198675 - ECS Tuning Timing Belt Kit - Ultimate - Everything you need for a complete timing belt job. Buy it all together & save. Includes ECS Cam locking tool. - Assembled By ECS - Audi

Everything you need for a complete timing belt job. Buy it all together & save. Includes ECS Cam locking tool. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
7557
Mfg#:
078198675
Back Ordered
ON SALE! SAVE 12%
$457.99

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

$403.18 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit

ES#2586882 - 8D0121403DKT - Expansion Tank Replacement Kit - Install a brand new expansion tank with a new cap and hardware - Assembled By ECS - Audi

Install a brand new expansion tank with a new cap and hardware 10X Entries Into Our F80 M3 Sweepstakes
Up to VIN 8D-W-007799, split is in the 1998 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586882
Mfg#:
8D0121403DKT
Back Ordered
$59.99

This product was last offered at the strikethrough price on
09-03-2026

$57.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Timing Belt Kit - Ultimate Plus

ES#1893862 - 078198675 - ECS Tuning Timing Belt Kit - Ultimate Plus - The most comprehensive timing belt kit on the market! Includes ECS Cam Locking Tool. - Assembled By ECS - Audi

The most comprehensive timing belt kit on the market! Includes ECS Cam Locking Tool. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
1893862
Mfg#:
078198675
Back Ordered
ON SALE! SAVE 11%
$504.99

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

$449.05 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Radiator Installation Kit

ES#3659151 - 4b3121276aktKT - Radiator Installation Kit - Install new hardware with your new radiator - Assembled By ECS - Audi

Install new hardware with your new radiator 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3659151
Mfg#:
4B3121276AKTKT
Back Ordered
$57.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector Installation Kit

ES#5434914 - 077906037AKT7 - Fuel Injector Installation Kit - A simple to service all six injectors! - Assembled By ECS - Audi

A simple to service all six injectors! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
5434914
Mfg#:
077906037AKT7
Back Ordered
ON SALE!
$52.86

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

$51.27 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Timing Belt Kit - Ultimate

ES#3327 - 078198579 V2 - ECS Tuning Timing Belt Kit - Ultimate - Everything you need for a complete timing belt job. Buy it all together & save. - Assembled By ECS - Audi

Everything you need for a complete timing belt job. Buy it all together & save. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3327
Mfg#:
078198579 V2
Back Ordered
ON SALE!
$225.37 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Pan Replacement Kit

ES#2602606 - 058103598CKT2 - Oil Pan Replacement Kit - Everything required to replace your leaking pan, including the oil change - Assembled By ECS - Audi

Everything required to replace your leaking pan, including the oil change 10X Entries Into Our F80 M3 Sweepstakes
For vehicles without oil level sensors

Brand:
Assembled By ECS - Corporate Logo
ES#:
2602606
Mfg#:
058103598CKT2
Back Ordered
ON SALE!
$412.99

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

$381.09 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Oil Pan Replacement Kit

ES#2602641 - 078103604HKT - Oil Pan Replacement Kit - Everything required to replace your leaking pan, including the oil change - Assembled By ECS - Audi

Everything required to replace your leaking pan, including the oil change 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2602641
Mfg#:
078103604HKT
Back Ordered
ON SALE!
$309.18 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Emissions Service Kit

ES#2219683 - 06A103213AM - Emissions Service Kit - Don't let a clogged PCV system ruin your engine - Assembled By ECS - Audi

Don't let a clogged PCV system ruin your engine 10X Entries Into Our F80 M3 Sweepstakes
From VIN 8E-4-000001, split is in the 2004 model year - with 20mm relief valve

Brand:
Assembled By ECS - Corporate Logo
ES#:
2219683
Mfg#:
06A103213AM
Back Ordered
ON SALE!
$485.99

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

$439.86 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Replacement Kit - Stage 1

ES#2718902 - 068117021Bkt - Oil Cooler Replacement Kit - Stage 1 - Everything you need to replace your leaking oil cooler - Assembled By ECS - Audi

Everything you need to replace your leaking oil cooler 10X Entries Into Our F80 M3 Sweepstakes
Up to VIN 8D-X-199999, split is in the 1999 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2718902
Mfg#:
068117021BKT
Back Ordered
ON SALE! SAVE 28%
$95.47

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

$68.36 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator - 120 Amps

ES#2523995 - 06B903018EXBOSKI - Remanufactured Alternator - 120 Amps - Includes a $70 refundable core charge - Bosch - Audi Volkswagen

Includes a $70 refundable core charge We Price Match - Give Us A Call or Chat!
Please check current alternator for correct amps

Brand:
Bosch - Corporate Logo
ES#:
2523995
Mfg#:
06B903018EXBOSKI
Back Ordered
$446.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit - Stage 1

ES#2538557 - 09356KT - Ignition Service Kit - Stage 1 - Includes Bosch plug wires and spark plugs - Bosch - Audi

Includes Bosch plug wires and spark plugs We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2538557
Mfg#:
09356KT
Back Ordered
$292.99

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

$291.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator - 90 Amps

ES#259920 - al0725xKt - Remanufactured Alternator - 90 Amps - Includes a $78 refundable core charge - Bosch - Audi Volkswagen

Includes a $78 refundable core charge We Price Match - Give Us A Call or Chat!
For cars with Bosch style 90 amp alternators. Please check current part number before ordering.

Brand:
Bosch - Corporate Logo
ES#:
259920
Mfg#:
AL0725XKT
Back Ordered
$380.99

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

$372.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Starter

ES#2712870 - 078911023DXKT2 - Remanufactured Starter - Price includes a $39.00 refundable core charge - Bosch - Audi Volkswagen

Price includes a $39.00 refundable core charge We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2712870
Mfg#:
078911023DXKT2
Back Ordered
$334.73

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

$326.28 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Washer - Priced Each

ES#4940359 - N01152527 - Washer - Priced Each - Install new hardware with your new parts. 8.4x16x1.6 - Bremmen Parts - Audi Volkswagen

Install new hardware with your new parts. 8.4x16x1.6 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940359
Mfg#:
N01152527
Special Order: No Guaranteed ETA
ON SALE! SAVE 46%
$2.99

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

$1.62 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.

Let us help you find the parts that fit your Audi

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