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

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
affirm financing terms & conditions
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

Audi A4 Most Popular Parts

Sort By
Filter By
Return to Top

Secondary Air Injection Pump

ES#4465429 - 078906601M - Secondary Air Injection Pump - Keep your engine running efficiently - URO - Audi Volkswagen

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles up to VIN 8D-Y-100,000, split is in the 2000 model year

Brand:
URO - Corporate Logo
ES#:
4465429
Mfg#:
078906601M
In Stock
$224.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacer And Bolt Kit - 8mm With Black Ball Seat Bolts

ES#2748189 - ECS10612KTWB1 - ECS Wheel Spacer And Bolt Kit - 8mm With Black Ball Seat Bolts - Comes with everything you need to install spacers on two wheels - ECS - Audi Volkswagen

Comes with everything you need to install spacers on two wheels affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE ECS20 IN CART FOR BEST PRICE
Please measure your hub protrusion to ensure it will still make contact with the center of the wheel. See

Brand:
ECS - Corporate Logo
ES#:
2748189
Mfg#:
ECS10612KTWB1
In Stock
$134.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector Installation Kit

ES#2586347 - 06D9989071KT - Fuel Injector Installation Kit - Includes everything required to replace the fuel injectors - Assembled By ECS - Audi Volkswagen

Includes everything required to replace the fuel injectors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586347
Mfg#:
06D9989071KT
In Stock
ON SALE! SAVE 23%
$114.99

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

$88.61 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

X-Clear Driveshaft Tunnel Brace

ES#4381925 - 034-603-0030 - X-Clear Driveshaft Tunnel Brace - Allows for a larger diameter exhaust to be installed without causing excessive rattling or vibration. - 034Motorsport - Audi

Allows for a larger diameter exhaust to be installed without causing excessive rattling or vibration. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4381925
Mfg#:
034-603-0030
In Stock
$140.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MOMO Steering Wheel Hub Adapter

ES#3177791 - 8017 - MOMO Steering Wheel Hub Adapter - Install a MOMO steering wheel in your VW/Audi - MOMO - Audi Volkswagen

Install a MOMO steering wheel in your VW/Audi affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MOMO - Corporate Logo
ES#:
3177791
Mfg#:
8017
In Stock
$105.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Clutch Master Cylinder

ES#2832727 - 8K1721401H - Clutch Master Cylinder - Includes clutch safety switch - Restore the feel of your clutch - Genuine Volkswagen Audi - Audi

Includes clutch safety switch - Restore the feel of your clutch affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2832727
Mfg#:
8K1721401H
Ships in 4 Business Days
8% off MSRP

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

$366.99

This product was last offered at the strikethrough price on
06-12-2026

$335.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacer & Bolt Kit - 15mm With Ball Seat Bolts

ES#250727 - ECS10157KTWB - ECS Wheel Spacer & Bolt Kit - 15mm With Ball Seat Bolts - Includes everything you need to install spacers on two wheels - ECS - Audi Volkswagen

Includes everything you need to install spacers on two wheels affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE ECS20 IN CART FOR BEST PRICE
Fits OEM wheels or wheels that require ball seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
250727
Mfg#:
ECS10157KTWB
In Stock
$167.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Engine Oil Cap - Black Anodized

ES#4030546 - 022735ecs0101akt - Billet Engine Oil Cap - Black Anodized - Lose the plastic! - ECS - Audi Volkswagen

Lose the plastic! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE ECS20 IN CART FOR BEST PRICE

Brand:
ECS - Corporate Logo
ES#:
4030546
Mfg#:
022735ECS0101AKT
In Stock
$104.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain Cover Gasket - Upper

ES#2737224 - 06K103483 - Timing Chain Cover Gasket - Upper - Seals upper timing cover to cylinder head and valve cover - Genuine Volkswagen Audi - Audi Volkswagen

Seals upper timing cover to cylinder head and valve cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2737224
Mfg#:
06K103483
In Stock
24% off MSRP

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

$33.18

This product was last offered at the strikethrough price on
06-12-2026

$25.06 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

19" BBS CI-R Wheels - Set Of Four

ES#3138032 - CI2004PSPOKT - 19" BBS CI-R Wheels - Set Of Four - 19x8 ET44 5x112 57.1CB - Platinum Silver with Polished Rim Protector - BBS - Audi Volkswagen

19x8 ET44 5x112 57.1CB - Platinum Silver with Polished Rim Protector affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
BBS - Corporate Logo
ES#:
3138032
Mfg#:
CI2004PSPOKT
Back Ordered
Auto Notify
$3356.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Luft-Technik B9 A4 Front Mount Intercooler

ES#3537701 - 019219ecs01aKT1 - Luft-Technik B9 A4 Front Mount Intercooler - Reduce restrictions and increase cooling! - ECS - Audi

Reduce restrictions and increase cooling! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE ECS20 IN CART FOR BEST PRICE

For vehicles with production date up through 2020

Brand:
ECS - Corporate Logo
ES#:
3537701
Mfg#:
019219ECS01AKT1
Ships on Sep 23, 2026
Auto Notify
$838.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor With O-Ring & Clip - 4 Pin

ES#264174 - 059919501AKT2 - Coolant Temperature Sensor With O-Ring & Clip - 4 Pin - Updated Green sensor with square/round connector. Please check existing sensor color - Genuine Volkswagen Audi - Audi Volkswagen

Updated <font color='green'>Green</font> sensor with square/round connector. Please check existing sensor color affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From VIN 8D-Y-000001, split is in the 2000 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
264174
Mfg#:
059919501AKT2
In Stock
$47.91 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2.0T FSI/TSI Stainless / Inconel Valve Kit

ES#3981079 - 109 1002K - 2.0T FSI/TSI Stainless / Inconel Valve Kit - Complete set includes 8 stainless intake valves, 8 inconel exhaust valves, and 32 single groove keepers - Techtonics Tuning - Audi Volkswagen

Complete set includes 8 stainless intake valves, 8 inconel exhaust valves, and 32 single groove keepers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Techtonics Tuning - Corporate Logo
ES#:
3981079
Mfg#:
109 1002K
In Stock
$669.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front B4 OE Strut - Priced Each

ES#2981794 - 19-164472 - Front B4 OE Strut - Priced Each - Fits left and right side - Bilstein - Audi

Fits left and right side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Bilstein - Corporate Logo
ES#:
2981794
Mfg#:
19-164472
In Stock
$93.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Combination Parking Brake Caliper Rear Brake Kit

ES#3701664 - 140-14591 - Combination Parking Brake Caliper Rear Brake Kit - Features 12.19" slotted rotors & black calipers - Provides balanced brake performance and style to compliment front big brake kits! - Wilwood - Audi

Features 12.19" slotted rotors & black calipers - Provides balanced brake performance and style to compliment front big brake kits! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wilwood - Corporate Logo
ES#:
3701664
Mfg#:
140-14591
Ships in 10 Business Days
$1114.99 USD

Piston Cooling Nozzle Control Valve (N522)

ES#3678719 - 06K115243AB - Piston Cooling Nozzle Control Valve (N522) - Controls oil flow to oil spray nozzles - Genuine Volkswagen Audi - Audi Volkswagen

Controls oil flow to oil spray nozzles affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3678719
Mfg#:
06K115243AB
Ships on Jun 15, 2026
8% off MSRP

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

$113.32

This product was last offered at the strikethrough price on
02-04-2026

$104.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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