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 S5 Performance Cat-Back Exhausts

Sort By
Filter By
Return to Top

Cat-Back Exhaust System - Resonated

ES#2827529 - SSXAU412 - Cat-Back Exhaust System - Resonated - 2.37" stainless steel with quad 100mm black Cerakote tips - Milltek Sport - Audi

2.37" stainless steel with quad 100mm black Cerakote tips From the 2013 model year

Brand:
Milltek Sport - Corporate Logo
ES#:
2827529
Mfg#:
SSXAU412
Ships in 5 Business Days
ON SALE! SAVE 10%
$3534.99

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

$3180.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B9 S4/S5 Cat-Back Exhaust System - Non-Resonated (Louder)

ES#3466846 - SSXAU701 - B9 S4/S5 Cat-Back Exhaust System - Non-Resonated (Louder) - 2.50" stainless steel with quad GT-100 cerakote black tips - Milltek Sport - Audi

2.50" stainless steel with quad GT-100 cerakote black tips Fits models with factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3466846
Mfg#:
SSXAU701
Ships in 5 Business Days
ON SALE! SAVE 10%
$3507.99

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

$3156.71 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated With Valves

ES#3493658 - SSXAU686 - Cat-Back Exhaust System - Non-Resonated With Valves - 2.50" stainless steel with quad GT100 cerakote black tips - Milltek Sport - Audi

2.50" stainless steel with quad GT100 cerakote black tips Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3493658
Mfg#:
SSXAU686
Ships in 5 Business Days
ON SALE! SAVE 10%
$3506.99

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

$3155.75 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S5 Coupe/Cabriolet 3.0T Valved Exhaust System With Downpipes & Resonator Delete Kit

ES#4876129 - 016752LAEBKT - Audi B9 S5 Coupe/Cabriolet 3.0T Valved Exhaust System With Downpipes & Resonator Delete Kit - Includes stainless steel valved cat-back section, black billet aluminum tunnel brace, 4" black chrome exhaust tips, and a set of downpipes with resonator deletes! - Enthusiast Bundles - Audi

Includes stainless steel valved cat-back section, black billet aluminum tunnel brace, 4" black chrome exhaust tips, and a set of downpipes with resonator deletes! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876129
Mfg#:
016752LAEBKT
In Stock
ON SALE! SAVE 38%
$2529.91

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

$1568.99 USD
This product is lifetime replacement eligible Lifetime Replacement

AWE Touring Edition Exhaust System - Audi B9 S5 Sportback 3.0T

ES#4723735 - AWEB9S5SBTR - AWE Touring Edition Exhaust System - Audi B9 S5 Sportback 3.0T - Removes the factory valving and replaces it with AWEs 180 Technology drone-cancelling resonators and resonated downpipes. - AWE - Audi

Removes the factory valving and replaces it with AWE’s 180 Technology® drone-cancelling resonators and resonated downpipes. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
AWE - Corporate Logo
ES#:
4723735
Mfg#:
AWEB9S5SBTR
In Stock at Vendor
Starting at $2975.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Resonated

ES#2827527 - SSXAU410 - Cat-Back Exhaust System - Resonated - 2.37" stainless steel with quad 100mm polished tips - Milltek Sport - Audi

2.37" stainless steel with quad 100mm polished tips From the 2013 model year

Brand:
Milltek Sport - Corporate Logo
ES#:
2827527
Mfg#:
SSXAU410
Ships in 5 Business Days
ON SALE! SAVE 10%
$3279.99

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

$2951.60 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated

ES#2827528 - SSXAU411 - Cat-Back Exhaust System - Non-Resonated - 2.37" stainless steel with quad 100mm black Cerakote tips - Milltek Sport - Audi

2.37" stainless steel with quad 100mm black Cerakote tips From the 2013 model year

Brand:
Milltek Sport - Corporate Logo
ES#:
2827528
Mfg#:
SSXAU411
Ships in 5 Business Days
ON SALE! SAVE 10%
$3200.99

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

$2880.33 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated

ES#2827526 - SSXAU409 - Cat-Back Exhaust System - Non-Resonated - 2.37" stainless steel with quad 100mm polished tips - Milltek Sport - Audi

2.37" stainless steel with quad 100mm polished tips From the 2013 model year

Brand:
Milltek Sport - Corporate Logo
ES#:
2827526
Mfg#:
SSXAU409
Ships in 5 Business Days
ON SALE! SAVE 10%
$2945.99

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

$2651.14 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated

ES#2827391 - SSXAU265 - Cat-Back Exhaust System - Non-Resonated - 2.37" stainless steel with quad 80mm polished tips - Milltek Sport - Audi

2.37" stainless steel with quad 80mm polished tips Up to the 2012 model year

Brand:
Milltek Sport - Corporate Logo
ES#:
2827391
Mfg#:
SSXAU265
Ships in 5 Business Days
ON SALE! SAVE 10%
$2851.99

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

$2566.40 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S4/S5 Sportback 3.0T Valved Exhaust System & Luft-Technik Intake System

ES#4751050 - 026018ECSEBKT - Audi B9 S4/S5 Sportback 3.0T Valved Exhaust System & Luft-Technik Intake System - Improve the sound and performance of your vehicle with a valved catback & Luft-Technik Intake System - Enthusiast Bundles - Audi

Improve the sound and performance of your vehicle with a valved catback & Luft-Technik Intake System Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751050
Mfg#:
026018ECSEBKT
Ships on Oct 29, 2026
ON SALE! SAVE 23%
$3293.99

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

$2549.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AWE Touring Edition Exhaust System - Audi B8/B8.5 S5 3.0T Cabriolet

ES#4727453 - AWEB8S5CAB - AWE Touring Edition Exhaust System - Audi B8/B8.5 S5 3.0T Cabriolet - Hand-crafted from 2.5" T304 stainless steel with an X-pipe for an enhanced exotic exhaust tone. Features AWE's proprietary 180 Technology resonators. - AWE - Audi

Hand-crafted from 2.5" T304 stainless steel with an X-pipe for an enhanced exotic exhaust tone. Features AWE's proprietary 180 Technology® resonators. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
AWE - Corporate Logo
ES#:
4727453
Mfg#:
AWEB8S5CAB
Ships on Oct 2, 2026
Starting at $2345.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AWE Track Edition Exhaust System - Audi B9 S5 3.0T

ES#4723707 - AWEB9S5TK - AWE Track Edition Exhaust System - Audi B9 S5 3.0T - Equipped with the same precision-engineering as its Touring Edition counterpart, minus the resonators up front and 180 Technology resonators in the rear. - AWE - Audi

Equipped with the same precision-engineering as its Touring Edition counterpart, minus the resonators up front and 180 Technology® resonators in the rear. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
AWE - Corporate Logo
ES#:
4723707
Mfg#:
AWEB9S5TK
Ships on Oct 2, 2026
Starting at $2335.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AWE Touring Edition Exhaust System - Audi B8 S5 4.2L

ES#4728153 - AWEB8S542TR - AWE Touring Edition Exhaust System - Audi B8 S5 4.2L - The more civilized member of the AWE exhaust suite. In addition to the central muffler from the Track Exhaust, it features an x-pipe and AWE's proprietary 180 Technology resonators. - AWE - Audi

The more civilized member of the AWE exhaust suite. In addition to the central muffler from the Track Exhaust, it features an x-pipe and AWE's proprietary 180 Technology® resonators. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
AWE - Corporate Logo
ES#:
4728153
Mfg#:
AWEB8S542TR
Ships on Oct 2, 2026
Starting at $1945.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Cat-Back Exhaust System - B9 S5 Sportback

ES#5375469 - IEEXCK12 - IE Cat-Back Exhaust System - B9 S5 Sportback - Features an aggressive, yet refined exhaust note with DroneTrap technology and quad 90mm slash-cut tips - Integrated Engineering - Audi

Features an aggressive, yet refined exhaust note with DroneTrap technology and quad 90mm slash-cut tips Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375469
Mfg#:
IEEXCK12
Ships in 4 Business Days
$1699.99 USD

IE Cat-Back Exhaust System - B9 S5 Coupe

ES#5375468 - IEEXCK11 - IE Cat-Back Exhaust System - B9 S5 Coupe - Features an aggressive, yet refined exhaust note with DroneTrap technology and quad 90mm slash-cut tips - Integrated Engineering - Audi

Features an aggressive, yet refined exhaust note with DroneTrap technology and quad 90mm slash-cut tips Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375468
Mfg#:
IEEXCK11
Ships in 4 Business Days
$1699.99 USD
Scratch and Dent Item

Milltek Sport Cat-Back Exhaust System - Resonated With Exhaust Valves*Scratch And Dent*

ES#4730281 - SSXAU695sd - Milltek Sport Cat-Back Exhaust System - Resonated With Exhaust Valves*Scratch And Dent* - 2.50" stainless steel with quad GT-100 Cerakote black tips - Scratch & Dent - Audi

2.50" stainless steel with quad GT-100 Cerakote black tips ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product!

Brand:
Scratch & Dent - Corporate Logo
ES#:
4730281
Mfg#:
SSXAU695SD
In Stock
ON SALE! SAVE 53%
$3283.00

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

$1559.00 USD

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