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Audi Performance Cat-Back Exhausts

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Build Your Own Audi B8 A4 2.0T Dual Exit Valved Cat Back Exhaust System

ES#4487999 - 003353ECS02 - Build Your Own Audi B8 A4 2.0T Dual Exit Valved Cat Back Exhaust System - Maximum Turbo Back gains of +27 WHP and +46 WTQ of torque when equipped with APR Stage 2 ECU software and ECS Luft-Technik Intake, FMIC and Charge Pipes - ECS - Audi

Maximum Turbo Back gains of +27 WHP and +46 WTQ of torque when equipped with APR Stage 2 ECU software and ECS Luft-Technik Intake, FMIC and Charge Pipes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4487999
Mfg#:
003353ECS02
In Stock
ON SALE!
Starting at $1230.35 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Build Your Own Audi B8/8.5 S4 3.0T Valved Cat Back Exhaust System - Stainless

ES#4488022 - 008553ECS01 - Build Your Own Audi B8/8.5 S4 3.0T Valved Cat Back Exhaust System - Stainless - Experience your driving passion with our ECS Valved Exhaust System and control your sound with our valved muffler design - ECS - Audi

Experience your driving passion with our ECS Valved Exhaust System and control your sound with our valved muffler design affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4488022
Mfg#:
008553ECS01
In Stock
ON SALE!
Starting at $1424.54 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B6 A4 1.8T Exhaust System - Cat Back

ES#4505667 - 016837ECS - Audi B6 A4 1.8T Exhaust System - Cat Back - Downpipe & Catback along with your choice of exhaust tips and more! - ECS - Audi

Downpipe & Catback along with your choice of exhaust tips and more! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For 5 and 6 speed manual transmissions only

Brand:
ECS - Corporate Logo
ES#:
4505667
Mfg#:
016837ECS
In Stock
ON SALE!
Starting at $936.89 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

C7.5 A6/A7 Facelift 3.0T Cat Back Valved Exhaust - Stainless

ES#4685864 - 043611LA03 - C7.5 A6/A7 Facelift 3.0T Cat Back Valved Exhaust - Stainless - Experience your driving passion with our ECS Valved Exhaust System! - ECS - Audi

Experience your driving passion with our ECS Valved Exhaust System! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles from the 2016 model year only (Facelift)

Brand:
ECS - Corporate Logo
ES#:
4685864
Mfg#:
043611LA03
In Stock
ON SALE!
Starting at $1638.55 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Cat-Back Exhaust System - B9/B9.5 S4

ES#4709360 - IEEXCK5 - IE Cat-Back Exhaust System - B9/B9.5 S4 - Delivers a truly aggressive exhaust note without any annoying drone or rasp - Integrated Engineering - Audi

Delivers a truly aggressive exhaust note without any annoying drone or rasp affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4709360
Mfg#:
IEEXCK5
In Stock
$1687.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AWE Exhaust System - Audi 8Y RS 3 2.5T

ES#4730276 - AWE8YRS3 - AWE Exhaust System - Audi 8Y RS 3 2.5T - Comprised of handcrafted 3-inch and 2.5-inch U.S.-sourced T304L stainless steel and available as valved SwitchPath™ or more unleashed Track Edition - AWE - Audi

Comprised of handcrafted 3-inch and 2.5-inch U.S.-sourced T304L stainless steel and available as valved SwitchPath™ or more unleashed Track Edition affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AWE - Corporate Logo
ES#:
4730276
Mfg#:
AWE8YRS3
In Stock at Vendor
Starting at $1795.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B9 A5 Sportback / A4 Allroad Valved Catback Exhaust

ES#4715156 - 049075ECS01 - B9 A5 Sportback / A4 Allroad Valved Catback Exhaust - Max gains of +16 WHP and +17 WTQ on our B9 A4 equipped with a Luft-Technik intake, ECS Intercooler/charge pipes, and a stage 1 tune! - ECS - Audi

Max gains of +16 WHP and +17 WTQ on our B9 A4 equipped with a Luft-Technik intake, ECS Intercooler/charge pipes, and a stage 1 tune! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Fits vehicles up to the 2019 model year

Brand:
ECS - Corporate Logo
ES#:
4715156
Mfg#:
049075ECS01
In Stock
ON SALE!
Starting at $1255.51 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AWE Track Edition Exhaust System - Audi B8.5 S5 3.0T

ES#4726416 - AWEB85S530TK - AWE Track Edition Exhaust System - Audi B8.5 S5 3.0T - Equipped with the same precision-engineering as its Touring Edition counterpart, minus the 180 Technology resonators in the rear. - AWE - Audi

Equipped with the same precision-engineering as its Touring Edition counterpart, minus the 180 Technology® resonators in the rear. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AWE - Corporate Logo
ES#:
4726416
Mfg#:
AWEB85S530TK
In Stock
Starting at $1345.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B6 S4 Catback Exhaust

ES#4756568 - 041486ECS01 - Audi B6 S4 Catback Exhaust - Choose your own configuration along with your choice of exhaust tips and more! - ECS - Audi

Choose your own configuration along with your choice of exhaust tips and more! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For Sedan models only.

Brand:
ECS - Corporate Logo
ES#:
4756568
Mfg#:
041486ECS01
Ships on Oct 29, 2026
ON SALE!
Starting at $833.33 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

C8 RS6 / RS7 Race Cat-Back Exhaust System

ES#4841927 - 044165la07KT - C8 RS6 / RS7 Race Cat-Back Exhaust System - Pure sound, unrestricted flow, and maximum performance! The ULTIMATE exhaust upgrade for your 4.0T! - ECS - Audi

Pure sound, unrestricted flow, and maximum performance! The ULTIMATE exhaust upgrade for your 4.0T! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4841927
Mfg#:
044165LA07KT
In Stock
ON SALE! SAVE 10%
$2288.99

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

$2060.09 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Build Your Own Audi B8/8.5 S4 3.0T Valved Cat Back Exhaust System - Titanium

ES#4759973 - 008553ECS03 - Build Your Own Audi B8/8.5 S4 3.0T Valved Cat Back Exhaust System - Titanium - Experience your driving passion with our ECS Valved Exhaust System and control your sound with our valved muffler design - ECS - Audi

Experience your driving passion with our ECS Valved Exhaust System and control your sound with our valved muffler design affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4759973
Mfg#:
008553ECS03
In Stock
ON SALE!
Starting at $3640.39 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Cat-Back Exhaust System - 8Y RS3

ES#4715678 - CBK0053 - APR Cat-Back Exhaust System - 8Y RS3 - Dual 2.5" T304 stainless to quad 2.5" mandrel-bent brushed tubing - The APR Catback Exhaust System personalizes your vehicles looks, sound and performance! - APR - Audi

Dual 2.5" T304 stainless to quad 2.5" mandrel-bent brushed tubing - The APR Catback Exhaust System personalizes your vehicle�s looks, sound and performance! Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4715678
Mfg#:
CBK0053
Back Ordered
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11% off MSRP

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

$2536.99

This product was last offered at the strikethrough price on
07-11-2026

$2254.99 USD
Free Shipping

Audi B7 S4 Catback Exhaust

ES#4876874 - 012390LA - Audi B7 S4 Catback Exhaust - Choose your own configuration along with your choice of exhaust tips and more! - ECS - Audi

Choose your own configuration along with your choice of exhaust tips and more! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4876874
Mfg#:
012390LA
Ships on Oct 29, 2026
ON SALE!
Starting at $857.48 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

8V RS3 Valved Cat-Back Exhaust System

ES#4830334 - 049089la01KT - 8V RS3 Valved Cat-Back Exhaust System - Elevate your driving passion with an engaging, performance-oriented valved exhaust system for your DAZA-equipped 8V RS3! - ECS - Audi

Elevate your driving passion with an engaging, performance-oriented valved exhaust system for your DAZA-equipped 8V RS3! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4830334
Mfg#:
049089LA01KT
In Stock
ON SALE! SAVE 10%
$1691.99

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

$1522.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Build Your Own Audi B8 A4 2.0T Single Exit Valved Cat Back Exhaust System

ES#4487995 - 003353ECS - Build Your Own Audi B8 A4 2.0T Single Exit Valved Cat Back Exhaust System - Choose your own configuration along with your choice of exhaust tips and more! - ECS - Audi

Choose your own configuration along with your choice of exhaust tips and more! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4487995
Mfg#:
003353ECS
Ships in 3 Business Days
ON SALE!
Starting at $739.92 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

C7 RS7 Cat Back Valved Exhaust

ES#4660698 - 012767LA02 - C7 RS7 Cat Back Valved Exhaust - Experience your driving passion with our ECS Valved Exhaust System! - ECS - Audi

Experience your driving passion with our ECS Valved Exhaust System! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4660698
Mfg#:
012767LA02
In Stock
ON SALE!
Starting at $1400.98 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Cat-Back Exhausts

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Other Audi Performance Cat-Back Exhausts

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