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 Clear

Audi B9 S4 Quattro 3.0T

    • 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 Audi B9 S4 Quattro 3.0T
Your Vehicle Audi B9 S4 Quattro 3.0T
Change Clear

Audi B9 S4 Quattro 3.0T Most Popular Parts

Sort By
Filter By
Return to Top

Ball Seat Wheel Bolt - 14x1.5x50mm - Priced Each

ES#3560837 - S17D50R13ZNNNI - Ball Seat Wheel Bolt - 14x1.5x50mm - Priced Each - Black zinc coated wheel bolts made specifically for OE wheels - ECS - Audi Volkswagen

Black zinc coated wheel bolts made specifically for OE wheels 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3560837
Mfg#:
S17D50R13ZNNNI
In Stock
ON SALE! SAVE 20%
$5.99

This product was last offered at the strikethrough price on
06-13-2026

$4.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Caliper Carrier (Red) - Right

ES#4022539 - 8W0615426HQC8 - Rear Caliper Carrier (Red) - Right - Mounting bracket for the rear caliper. Includes pad retaining pin. - Genuine Volkswagen Audi - Audi

Mounting bracket for the rear caliper. Includes pad retaining pin.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4022539
Mfg#:
8W0615426HQC8
Ships in 5 Business Days
12% off MSRP

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

$413.99

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

$364.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#5426272 - 06M121115P - Thermostat Housing - Common point of failure for the cooling system. - Bremmen Parts - Audi

Common point of failure for the cooling system. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5426272
Mfg#:
06M121115P
In Stock
ON SALE! SAVE 16%
$61.99

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

$52.01 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Mirror Cover Set - Gloss

ES#2997519 - 8W0072530A3Q0 - Carbon Fiber Mirror Cover Set - Gloss - Upgrade your exterior styling - Genuine Volkswagen Audi - Audi

Upgrade your exterior styling For vehicles with lane change assist

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2997519
Mfg#:
8W0072530A3Q0
Ships in 5 Business Days
4% off MSRP

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

$750.00

This product was last offered at the strikethrough price on
10-11-2026

$722.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Genuine 40k Service Kit (0w-20)

ES#4773094 - 8W013384340KKT - Genuine 40k Service Kit (0w-20) - Everything you need to perform the recommended 40k mile service - Genuine Volkswagen Audi - Audi

Everything you need to perform the recommended 40k mile service

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4773094
Mfg#:
8W013384340KKT
In Stock
$360.99 USD
This product is lifetime replacement eligible Partial Replacement

Ignition Service Kit

ES#4159136 - 06m905606ktKT - Ignition Service Kit - Includes six OE black coil packs and spark plugs - Genuine Volkswagen Audi - Audi

Includes six OE black coil packs and spark plugs

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4159136
Mfg#:
06M905606KTKT
In Stock
$720.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Strap Style Tow Hook - Red

ES#4641959 - E313 - Strap Style Tow Hook - Red - Designed to handle any off-track adventure quickly and reliably - Rennline - Audi

Designed to handle any off-track adventure quickly and reliably

Brand:
Rennline - Corporate Logo
ES#:
4641959
Mfg#:
E313
Ships in 3 Business Days
ON SALE! SAVE 15%
$142.00

This product was last offered at the strikethrough price on
10-07-2026

$120.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR 3.0T Stage 1 ECU Upgrade

ES#4057386 - DPP-30T-MG1 - APR 3.0T Stage 1 ECU Upgrade - Expect massive gains with 431-480 HP with 467-549 FT-LBS of torque on tap, depending on octane, from this simple software upgrade! - APR - Audi

Expect massive gains with 431-480 HP with 467-549 FT-LBS of torque on tap, depending on octane, from this simple software upgrade! Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
4057386
Mfg#:
DPP-30T-MG1
In Stock
ON SALE! SAVE 20%
$899.99

This product was last offered at the strikethrough price on
09-28-2026

$719.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS Transmission Mount Insert

ES#3410473 - CTS-HW-0249 - CTS Transmission Mount Insert - Eliminate excess drivetrain slop and movement without additional NVH - CTS - Audi

Eliminate excess drivetrain slop and movement without additional NVH

Brand:
CTS - Corporate Logo
ES#:
3410473
Mfg#:
CTS-HW-0249
Back Ordered
ON SALE! SAVE 20%
$59.99

This product was last offered at the strikethrough price on
09-29-2026

$47.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

EVAPCANIST

ES#3642149 - 8W0201801N - EVAPCANIST - Genuine Volkswagen Audi - Audi

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3642149
Mfg#:
8W0201801N
Ships in 3 Business 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.

$783.99

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

$715.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector Installation Kit

ES#4810315 - 06M998907KT - Fuel Injector Installation Kit - Includes both upper and lower clip, and injector seals. - Genuine Volkswagen Audi - Audi

Includes both upper and lower clip, and injector seals. For vehicles with production date up to 06/15/2020

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4810315
Mfg#:
06M998907KT
Ships in 3 Business Days
$150.00

This product was last offered at the strikethrough price on
09-22-2026

$142.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Titanium Ball Seat Wheel Bolt - 14x1.5x45mm - Set Of 10

ES#3570219 - 025384ecs02-0410 - Titanium Ball Seat Wheel Bolt - 14x1.5x45mm - Set Of 10 - Lightweight, corrosion resistant, high performance lug bolts - ECS - Audi Volkswagen

Lightweight, corrosion resistant, high performance lug bolts 10X Entries Into Our F80 M3 Sweepstakes
Extended length bolts for use with 15mm to 17.5mm spacers

Brand:
ECS - Corporate Logo
ES#:
3570219
Mfg#:
025384ECS02-0410
In Stock
ON SALE! SAVE 15%
$208.99

This product was last offered at the strikethrough price on
06-13-2026

$177.64 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

GT1 PRO C-3 Engine Oil (5w-30) - 5 Liter

ES#4023579 - 80238000488 - GT1 PRO C-3 Engine Oil (5w-30) - 5 Liter - High performance engine oil for passenger vehicles - Fuchs - Audi Volkswagen

High performance engine oil for passenger vehicles

Brand:
Fuchs - Corporate Logo
ES#:
4023579
Mfg#:
80238000488
Ships in 1 day
$70.99 USD
Free Shipping
on orders $49 and up

Wheel Spacer & Bolt Kit - 5mm With Ball Seat Bolts

ES#2177180 - 6-ECS-015 - Wheel Spacer & Bolt Kit - 5mm With Ball Seat Bolts - Get the right size wheel spacer for your Audi - ECS - Audi

Get the right size wheel spacer for your Audi 10X Entries Into Our F80 M3 Sweepstakes
Fits OEM wheels, or wheels that use OEM ball seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2177180
Mfg#:
6-ECS-015
Ships on Dec 7, 2026
ON SALE! SAVE 25%
$156.99

This product was last offered at the strikethrough price on
06-13-2026

$117.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DR Series Wheel Spacers - 18mm (1 Pair)

ES#2561830 - 3655668 - DR Series Wheel Spacers - 18mm (1 Pair) - Get a new set of spacers and widen the stance of your vehicle - H&R - Audi Mercedes Benz Porsche

Get a new set of spacers and widen the stance of your vehicle We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
2561830
Mfg#:
3655668
Ships in 3 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.

$129.99

This product was last offered at the strikethrough price on
10-01-2026

$116.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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