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Audi A4 Engine Parts & Accessories

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Cooling System Refresh Kit - Level 2

ES#2608082 - 06B121111KKT2 - Cooling System Refresh Kit - Level 2 - Replace your thermostat, temp sensors, coolant flange, and expansion tank with one kit! - Assembled By ECS - Audi

Replace your thermostat, temp sensors, coolant flange, and expansion tank with one kit! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2608082
Mfg#:
06B121111KKT2
In Stock at Vendor
ON SALE! SAVE 12%
$271.99

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

$239.79 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Allen Bolt - Priced Each

ES#12090 - N10117405 - Allen Bolt - Priced Each - Secures "bolt down" style coil packs to the valve cover. M6x30 - Genuine Volkswagen Audi - Audi Volkswagen

Secures "bolt down" style coil packs to the valve cover. M6x30 Engine codes AEB & ATW

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
12090
Mfg#:
N10117405
Ships in 1-2 days
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit

ES#3183405 - 06h121026ddKT2 - Cooling System Refresh Kit - Service your critical cooling system components with one kit! - Assembled By ECS - Audi

Service your critical cooling system components with one kit! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3183405
Mfg#:
06H121026DDKT2
In Stock
ON SALE! SAVE 21%
$302.99

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

$239.44 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Expansion Tank Replacement Kit

ES#2966326 - 8D0121403LxKT - Expansion Tank Replacement Kit - Install a brand new expansion tank with a new cap and hardware - Assembled By ECS - Audi Volkswagen

Install a brand new expansion tank with a new cap and hardware 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2966326
Mfg#:
8D0121403LXKT
Ships in 2 Business Days
ON SALE!
$49.99

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

$47.88 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Manifold Installation Kit

ES#2769979 - 06f129717dKT - Intake Manifold Installation Kit - Everything you need to remove and re-install your intake manifold - Genuine Volkswagen Audi - Audi

Everything you need to remove and re-install your intake manifold Up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2769979
Mfg#:
06F129717DKT
In Stock
$239.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Valve Stem Seal - Priced Each

ES#2581856 - 027109675 - Valve Stem Seal - Priced Each - 7mm seal fitted to the end of the valve. - Elring - Audi Volkswagen

7mm seal fitted to the end of the valve. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2581856
Mfg#:
027109675
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV) - (19mm)

ES#2598289 - 06A129101D - Pressure Control Valve (PCV) - (19mm) - Located on the intake hose leading to the turbo inlet - URO - Audi Volkswagen

Located on the intake hose leading to the turbo inlet 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Engine code AWM

Brand:
URO - Corporate Logo
ES#:
2598289
Mfg#:
06A129101D
In Stock
$19.99

This product was last offered at the strikethrough price on
07-24-2026

$14.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Kit - Pack Of 10

ES#514211 - 06E115562A - Oil Filter Kit - Pack Of 10 - Stock up for future maintenance and save! - Genuine Volkswagen Audi - Audi

Stock up for future maintenance and save!

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
514211
Mfg#:
06E115562A
Ships in 2 Business Days
$246.99

This product was last offered at the strikethrough price on
04-09-2026

$238.99 USD
Free Shipping

Wastegate Actuator Spring Tuning Kit

ES#1832543 - FMPACTUN - Wastegate Actuator Spring Tuning Kit - Fine tune your wastegate to the exact needs of your engine - Forge - Audi Volkswagen

Fine tune your wastegate to the exact needs of your engine

Brand:
Forge - Corporate Logo
ES#:
1832543
Mfg#:
FMPACTUN
Back Ordered
ON SALE! SAVE 10%
$52.99

This product was last offered at the strikethrough price on
08-29-2026

$47.68 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

K03/K04 Turbocharger Installation Kit

ES#3659712 - 058145540KT1 - K03/K04 Turbocharger Installation Kit - All hardware & gaskets to install a new turbocharger - Genuine Volkswagen Audi - Audi Volkswagen

All hardware & gaskets to install a new turbocharger

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3659712
Mfg#:
058145540KT1
Ships in 7 Business Days
$254.99

This product was last offered at the strikethrough price on
07-08-2026

$237.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Water Pump

ES#3183399 - 078121601B - Auxiliary Water Pump - Used as an after run pump on the V6 engine - Rein - Audi Volkswagen

Used as an after run pump on the V6 engine 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3183399
Mfg#:
078121601B
Ships in 3 Business Days
$118.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Sender - 2 Pin

ES#2894899 - 06E919081C - Oil Pressure Sender - 2 Pin - Senses engine oil pressure for the gauge and ECU - Vemo - Audi Volkswagen

Senses engine oil pressure for the gauge and ECU

Brand:
Vemo - Corporate Logo
ES#:
2894899
Mfg#:
06E919081C
In Stock
$29.99

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

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Pulley Hardware Kit

ES#271279 - 028903320C - Alternator Pulley Hardware Kit - A new washer and nut to install your pulley - Genuine Volkswagen Audi - Audi Volkswagen

A new washer and nut to install your pulley

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
271279
Mfg#:
028903320C
Ships in 2 Business Days
11% off MSRP

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

$18.99

This product was last offered at the strikethrough price on
08-29-2026

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O-Ring - Priced Each (24x3)

ES#2802451 - N90380002 - O-Ring - Priced Each (24x3) - O-ring used in various areas on your European vehicle - Rein - Audi

O-ring used in various areas on your European vehicle 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
24x3 O-ring that is seated between the hard coolant pipe and thermostat housing

Brand:
Rein - Corporate Logo
ES#:
2802451
Mfg#:
N90380002
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose Elbow

ES#3194560 - 06A103213AM - Breather Hose Elbow - Connects the oil filter adapter to the hard breather tube - URO - Audi Volkswagen

Connects the oil filter adapter to the hard breather tube 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
From VIN 8E-4-000001, split is in the 2004 model year

Brand:
URO - Corporate Logo
ES#:
3194560
Mfg#:
06A103213AM
In Stock
$11.99

This product was last offered at the strikethrough price on
06-23-2026

$10.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector Installation Kit

ES#2587300 - 06B133555HKT2 - Fuel Injector Installation Kit - Includes everything required to properly install new fuel injectors - Assembled By ECS - Audi

Includes everything required to properly install new fuel injectors 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2587300
Mfg#:
06B133555HKT2
Ships on Dec 10, 2026
Auto Notify
ON SALE! SAVE 10%
$87.99

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

$79.09 USD
Free Shipping
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

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