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

Expansion Tank Hose

ES#2802313 - 8E0121107G - Expansion Tank Hose - Connects the radiator feed hose to the expansion tank - Rein - Audi

Connects the radiator feed hose to the expansion tank 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2802313
Mfg#:
8E0121107G
Ships in 1 Business Day
$10.99 USD
Free Shipping
on orders $49 and up

Copper Sealing Washer - Priced Each

ES#4151944 - HWW0024 - Copper Sealing Washer - Priced Each - 14x20x1.5 - Rein - Audi Volkswagen

14x20x1.5 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4151944
Mfg#:
HWW0024
Ships in 3 Business Days
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Hose - Supply

ES#3194961 - 058121058R - Oil Cooler Hose - Supply - Connects the oil cooler to the hard water pipe - Vaico - Audi Volkswagen

Connects the oil cooler to the hard water pipe We Price Match - Give Us A Call or Chat!
From VIN 8D-X-200001, split is in the 1999 model year

Brand:
Vaico - Corporate Logo
ES#:
3194961
Mfg#:
058121058R
Ships in 1 Business Day
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Coolant Flange

ES#3142687 - 058121132COE - Cylinder Head Coolant Flange - Located on the back of the cylinder head - Hudson - Audi Volkswagen

Located on the back of the cylinder head

Brand:
Hudson - Corporate Logo
ES#:
3142687
Mfg#:
058121132COE
Ships in 1 day
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Seal

ES#4389807 - 026103085D - Seal - SKF - Audi Volkswagen

Brand:
SKF - Corporate Logo
ES#:
4389807
Mfg#:
026103085D
Ships in 9 Business Days
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Coolant Flange

ES#2913 - 058121132 - Cylinder Head Coolant Flange - Located on the back of the cylinder head - Meyle - Audi Volkswagen

Located on the back of the cylinder head 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
2913
Mfg#:
058121132
Ships on Oct 13, 2026
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Filter

ES#3970336 - 1J0201511A - Fuel Filter - Restore fuel mileage and performance - Meyle - Audi Volkswagen

Restore fuel mileage and performance 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Up to the 2003 model year

Brand:
Meyle - Corporate Logo
ES#:
3970336
Mfg#:
1J0201511A
Ships on Oct 13, 2026
$10.99 USD
Free Shipping
on orders $49 and up

Expansion Tank Cap

ES#2802007 - 1J0121321B - Expansion Tank Cap - Keep proper pressure on your coolant - Rein - Audi Volkswagen Porsche

Keep proper pressure on your coolant 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2802007
Mfg#:
1J0121321B
Ships on Oct 13, 2026
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Crankshaft Flange Gasket

ES#5340858 - 06C115189B - Front Crankshaft Flange Gasket - Seals the crankshaft flange to the engine block - Elring - Audi

Seals the crankshaft flange to the engine block 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Elring - Corporate Logo
ES#:
5340858
Mfg#:
06C115189B
Special Order: No Guaranteed ETA
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Hose - Return

ES#4326806 - 06B121058 - Oil Cooler Hose - Return - Meyle - Audi Volkswagen

5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4326806
Mfg#:
06B121058
Ships on Dec 10, 2026
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Coolant Hose - Return

ES#2878441 - 058121471B - Turbo Coolant Hose - Return - Connects the turbocharger to the hard water pipe - Vaico - Audi Volkswagen

Connects the turbocharger to the hard water pipe We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2878441
Mfg#:
058121471B
Special Order: No Guaranteed ETA
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Housing Gasket

ES#3173636 - 06F115441A - Oil Filter Housing Gasket - Seals housing to the engine block - Meistersatz - Audi Volkswagen

Seals housing to the engine block

Brand:
Meistersatz - Corporate Logo
ES#:
3173636
Mfg#:
06F115441A
Back Ordered
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Belt Relay Roller

ES#3219074 - 06C109244C - Timing Belt Relay Roller - Roller on left lower side for timing belt - URO - Audi

Roller on left lower side for timing belt 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3219074
Mfg#:
06C109244C
Back Ordered
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Pulley Hardware Kit

ES#2855340 - 028903320CKT - Alternator Pulley Hardware Kit - A new washer and nut to install your pulley - Assembled By ECS - Audi Volkswagen

A new washer and nut to install your pulley 10X Entries Into Our F80 M3 Sweepstakes
For use with Bosch style alternators

Brand:
Assembled By ECS - Corporate Logo
ES#:
2855340
Mfg#:
028903320CKT
Ships in 1 day
ON SALE! SAVE 25%
$13.99

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

$10.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Allen Bolt - Priced Each

ES#2600419 - N91102201 - Allen Bolt - Priced Each - Install new hardware with your new parts - M8x35 - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts - M8x35

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2600419
Mfg#:
N91102201
Ships in 2 Business Days
35% off MSRP

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

$5.36

This product was last offered at the strikethrough price on
09-27-2026

$3.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Manifold Gasket - Priced Each

ES#2581493 - 078253039G - Exhaust Manifold Gasket - Priced Each - Fits the left and right side - Victor Reinz - Audi

Fits the left and right side

Brand:
Victor Reinz - Corporate Logo
ES#:
2581493
Mfg#:
078253039G
Ships in 1 day
$5.09 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