Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle

Audi A4 Engine Parts & Accessories

Sort By
Filter By
Return to Top
ES#2538272 - 078905101C - Ignition Coil - Restore performance and fuel efficiency. - Prenco - Audi

Restore performance and fuel efficiency.

Brand:
Prenco - Corporate Logo
ES#:
2538272
Mfg#:
078905101C
Back Ordered
73% off MSRP

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

$450.00

This product was last offered at the strikethrough price on
11-06-2026

$121.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#5515606 - 06E121065Nu - OE+ Upgraded Aluminum Coolant Return Pipe - Permanently solve a notorious Audi V6 cooling system weak point by replacing the failure-prone factory plastic heater pipe with this upgraded aluminum version. - Rein - Audi

Permanently solve a notorious Audi V6 cooling system weak point by replacing the failure-prone factory plastic heater pipe with this upgraded aluminum version. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
5515606
Mfg#:
06E121065NU
Back Ordered
$40.99 USD
Free Shipping
on orders $49 and up
ES#4151133 - 06B121111K - THERMOSTAT ASSEMBLY 100C - Rein - Audi

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

Brand:
Rein - Corporate Logo
ES#:
4151133
Mfg#:
06B121111K
Back Ordered
$111.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5341300 - 06L121497AA3 - Coolant Pipe  - Connects the turbo to the cooling system - Rein - Audi

Connects the turbo to the cooling system 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
5341300
Mfg#:
06L121497AA3
Back Ordered
$56.99 USD
Free Shipping
on orders $49 and up
ES#3149397 - 026121005L - Water Pump - Features a plastic impeller and includes a metal gasket - Rein - Audi Volkswagen

Features a plastic impeller and includes a metal gasket 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3149397
Mfg#:
026121005L
Back Ordered
$52.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3107600 - 767821KT - TurboBack Exhaust System - Resonated - Stainless steel system with high flow catalytic converter - Supersprint - Audi

Stainless steel system with high flow catalytic converter Requires Dual exit rear valance

Brand:
Supersprint - Corporate Logo
ES#:
3107600
Mfg#:
767821KT
Back Ordered
$6504.99 USD
ES#4461213 - 058919501A - Coolant Temperature Sensor - 4 Pin - Blue - URO - Audi

4 Pin - Blue 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Up To VIN 8D-T-300000, Split is in the 1996 model year

Brand:
URO - Corporate Logo
ES#:
4461213
Mfg#:
058919501A
Back Ordered
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5528471 - 06E121045R - Coolant Pipe - URO - Audi

2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
5528471
Mfg#:
06E121045R
Back Ordered
$64.99 USD
Free Shipping
on orders $49 and up
ES#2535174 - 8D0121403D - Coolant Expansion Tank - Includes integrated coolant level sensor - URO - Audi

Includes integrated coolant level sensor 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Up to VIN 8D-W-007799, split is in the 1998 model year

Brand:
URO - Corporate Logo
ES#:
2535174
Mfg#:
8D0121403D
Back Ordered
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4859603 - 06E103697AF - VW | Control Valve, camshaft adjustment - Vaico - Audi

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4859603
Mfg#:
06E103697AF
Special Order: No Guaranteed ETA
$87.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4039683 - 8E1819371P - Coolant Supply Hose - Supplies coolant to provide heat for the heater core - Vaico - Audi

Supplies coolant to provide heat for the heater core We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4039683
Mfg#:
8E1819371P
Special Order: No Guaranteed ETA
$67.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4859707 - 06K103485D - VAG | Sealing Cap, oil filler neck - Vaico - Audi Volkswagen

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4859707
Mfg#:
06K103485D
Special Order: No Guaranteed ETA
$4.99 USD
Free Shipping
on orders $49 and up
ES#4864974 - 8K0121081AH - AUDI | Radiator Hose - Vaico - Audi

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4864974
Mfg#:
8K0121081AH
Special Order: No Guaranteed ETA
$67.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4864917 - 8E0399105HM - VW | Mounting, manual transmission - Vaico - Audi

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4864917
Mfg#:
8E0399105HM
Special Order: No Guaranteed ETA
$619.99

This product was last offered at the strikethrough price on
08-02-2026

$192.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4859480 - 058253039L - VW | Gasket, exhaust manifold - Vaico - Audi Volkswagen

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4859480
Mfg#:
058253039L
Special Order: No Guaranteed ETA
$12.99 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.

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 Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings