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 S4 Most Popular Parts

Sort By
Filter By
Return to Top

19" Style 084 Wheels - Staggered Set Of Four

ES#2823146 - 084-1KT4 - 19" Style 084 Wheels - Staggered Set Of Four - 19"x8.5"/19"x9.5" - ET35/ET40 66.6CB 5x112 Silver - Alzor - Audi BMW

19"x8.5"/19"x9.5" - ET35/ET40 66.6CB 5x112 Silver 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Alzor - Corporate Logo
ES#:
2823146
Mfg#:
084-1KT4
Back Ordered
$1300.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor

ES#4785830 - 06M907637A - Oil Level Sensor - Mounted on the bottom of the oil pan - Genuine Volkswagen Audi - Audi

Mounted on the bottom of the oil pan For vehicles with production date from 2020

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4785830
Mfg#:
06M907637A
Ships in 1-2 days
9% off MSRP

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

$118.99

This product was last offered at the strikethrough price on
10-05-2026

$107.99 USD
Free Shipping
on orders $49 and up

Coolant Expansion Tank Cap

ES#4060279 - 4M0121321Q - Coolant Expansion Tank Cap - Keep proper pressure in your coolant system - Genuine Volkswagen Audi - Audi

Keep proper pressure in your coolant system

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4060279
Mfg#:
4M0121321Q
Ships in 1-2 days
10% off MSRP

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

$59.99

This product was last offered at the strikethrough price on
10-26-2026

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mirror Assembly - Right

ES#452867 - 8K1857410AK01C - Mirror Assembly - Right - Does not include the mirror cap or glass - Genuine Volkswagen Audi - Audi

Does not include the mirror cap or glass For vehicles with memory mirrors

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
452867
Mfg#:
8K1857410AK01C
Ships in 9 Business Days
10% off MSRP

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

$1076.99

This product was last offered at the strikethrough price on
08-31-2026

$970.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Magnetic Differential Oil Drain Plug - M16x1.5 - Priced Each

ES#4414249 - 017145LA01 - ECS Magnetic Differential Oil Drain Plug - M16x1.5 - Priced Each - Monitor the condition of your differential at each service and remove harmful metallic contaminants from imposing premature wear - ECS - Audi Volkswagen Porsche

Monitor the condition of your differential at each service and remove harmful metallic contaminants from imposing premature wear 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE

For axle code letter HNL, HNP, JKN

Brand:
ECS - Corporate Logo
ES#:
4414249
Mfg#:
017145LA01
Ships on Jan 12, 2027
$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bilstein B12 Pro-Kit Suspension System

ES#2983899 - 46-189769 - Bilstein B12 Pro-Kit Suspension System - Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - Audi

Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! 10X Entries Into Our F80 M3 Sweepstakes
2X Entries For Our Spin To Win Sweepstakes!
Vehicles equipped with Electronic Damping Control (EDC) will lose shock dampening and receive a system error code with coilover systems

Brand:
Bilstein - Corporate Logo
ES#:
2983899
Mfg#:
46-189769
Special Order: No Guaranteed ETA
$969.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ST Adjustable Lowering Springs

ES#4045183 - 27310075 - ST Adjustable Lowering Springs - Allows individual ride height adjustment at each corner of your vehicle - Make your stock suspension height adjustable, without compromise! - Suspension Techniques - Audi

Allows individual ride height adjustment at each corner of your vehicle - Make your stock suspension height adjustable, without compromise! Fits coupe models - Average lowering of 0.6"-1.8" Front, 0.6"-1.8" Rear

Brand:
Suspension Techniques - Corporate Logo
ES#:
4045183
Mfg#:
27310075
Back Ordered
$969.00 USD
Free Shipping

Camshaft Position Sensor

ES#4818443 - 06C905163B - Camshaft Position Sensor - Located on the side of the camshaft in the cylinder head. - Bremmen Parts - Audi Volkswagen

Located on the side of the camshaft in the cylinder head. 10X Entries Into Our F80 M3 Sweepstakes

Right side cam position sensor

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818443
Mfg#:
06C905163B
In Stock
$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Guide Rail

ES#4758666 - 079109469AL - Guide Rail - Guide rail that the timing chain rides - Bremmen Parts - Audi

Guide rail that the timing chain rides 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4758666
Mfg#:
079109469AL
In Stock
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#467458 - N10124408 - Hex Bolt - Priced Each - Install new hardware with your new parts. M6x20 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x20

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467458
Mfg#:
N10124408
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

16" 3SDM URQ Wheels - Set Of Four

16x8 ET24 5x112 57.1CB - Zermat Silver

Brand:
3SDM - Corporate Logo
ES#:
4846028
Mfg#:
S16805112SAURQKT
Ships on Apr 30, 2027
$968.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Front Upper Strut Mount - Priced Each

ES#4138988 - 8K0412377D - Front Upper Strut Mount - Priced Each - Keep your suspension in top shape - Fits left & right side - KYB - Audi

Keep your suspension in top shape - Fits left & right side

Brand:
KYB - Corporate Logo
ES#:
4138988
Mfg#:
8K0412377D
In Stock
$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#3580590 - 8K0121405N - Coolant Expansion Tank - Includes the heat shield - URO - Audi

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

Brand:
URO - Corporate Logo
ES#:
3580590
Mfg#:
8K0121405N
In Stock
$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#468217 - N10451409 - Hex Bolt - Priced Each - Install new hardware with your new parts. M6x16 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x16 Secures the lower chain tensioner to the engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468217
Mfg#:
N10451409
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Securing Bolt - Priced Each

ES#240518 - N10549402 - Securing Bolt - Priced Each - M14x1.5x120 bolt used in various areas on your European vehicle - Genuine Volkswagen Audi - Audi

M14x1.5x120 bolt used in various areas on your European vehicle Rear Strut Securing Bolt - Secures rear strut to spindle

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
240518
Mfg#:
N10549402
In Stock
$10.99 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 Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings