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 4M RS Q8 Quattro 4.0T

    • 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 4M RS Q8 Quattro 4.0T
Your Vehicle Audi 4M RS Q8 Quattro 4.0T
Change Clear

Audi 4M RS Q8 Quattro 4.0T Performance Cat-Back Exhausts

Sort By
Filter By
Return to Top

Akrapovic Evolution Line Cat Back

ES#4464971 - S-AU/TI/20H - Akrapovic Evolution Line Cat Back - Light-weight titanium exhaust with a wonderful growl! - Akrapovic - Audi

Light-weight titanium exhaust with a wonderful growl!

Brand:
Akrapovic - Corporate Logo
ES#:
4464971
Mfg#:
S-AU/TI/20H
In Stock at Vendor
$10938.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Resonated Cat-back Exhaust

ES#4418827 - SSXAU957 - Resonated Cat-back Exhaust - 3.00" Stainless steel, No Cutting Required and Fits with OE Tips - Milltek Sport - Audi

3.00" Stainless steel, No Cutting Required and Fits with OE Tips

Brand:
Milltek Sport - Corporate Logo
ES#:
4418827
Mfg#:
SSXAU957
Ships in 6 Business Days
ON SALE! SAVE 10%
$6842.99

This product was last offered at the strikethrough price on
08-17-2026

$6158.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Particulate Filter-Back Performance Exhaust System - Non-Resonated

ES#4147867 - SSXAU899 - Particulate Filter-Back Performance Exhaust System - Non-Resonated - 3.00" Stainless, Non-Resonated (Louder) - No Cutting Required - Fits with OE Trims - Milltek Sport - Audi

3.00" Stainless, Non-Resonated (Louder) - No Cutting Required - Fits with OE Trims *For 2020+ RSQ8 4.0 V8 Bi-Turbo (OPF / GPF Equipped Models)*

Brand:
Milltek Sport - Corporate Logo
ES#:
4147867
Mfg#:
SSXAU899
Ships in 6 Business Days
ON SALE! SAVE 10%
$6763.99

This product was last offered at the strikethrough price on
08-17-2026

$6087.12 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Catback Exhaust System - 4M RSQ8

ES#4727731 - CBK0051 - APR Catback Exhaust System - 4M RSQ8 - Full length T304 stainless steel exhaust system that's sure to turn heads! - APR - Audi

Full length T304 stainless steel exhaust system that's sure to turn heads! Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
4727731
Mfg#:
CBK0051
Ships in 6 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.

$4556.99

This product was last offered at the strikethrough price on
09-08-2026

$4049.99 USD
Free Shipping

LH Front Flexi Pipe (Connects To OE Downpipe Flange) For Exhaust - SSXAU899

Brand:
Milltek Sport - Corporate Logo
ES#:
4508254
Mfg#:
MSAU772
Ships in 6 Business Days
ON SALE! SAVE 10%
$350.00

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

$315.00 USD
This product is lifetime replacement eligible Lifetime Replacement

RH Front Flexi Pipe (Connects To OE Downpipe Flange) For Exhaust - SSXAU899

Brand:
Milltek Sport - Corporate Logo
ES#:
4508255
Mfg#:
MSAU773
Ships in 6 Business Days
ON SALE! SAVE 10%
$350.00

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

$315.00 USD
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Cat-Back Exhausts

Let your engine sing with a performance cat-back exhaust system from the best exhaust manufacturers in the business.

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