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Audi B8 Performance Cat-Back Exhausts

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

ES#4708416 - 049033ECS - Build Your Own Audi B8 A4 2.0T Single Exit Non 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! 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
ECS - Corporate Logo
ES#:
4708416
Mfg#:
049033ECS
In Stock
ON SALE!
Starting at $588.96 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8/B8.5 A4 2.0T Non-Resonated Valved Cat-Back Exhaust System - Single Exit Dual 3.5" Tips - Black Chrome

ES#4020150 - 003353ecs01KT1 - Audi B8/B8.5 A4 2.0T Non-Resonated Valved Cat-Back Exhaust System - Single Exit Dual 3.5" Tips - Black Chrome - ECS evolutionary design and manufacturing, blending with raw emotion, desire and passion, creating a truly unique driving experience - ECS - Audi
ECS Tuning recommends this product.

ECS evolutionary design and manufacturing, blending with raw emotion, desire and passion, creating a truly unique driving experience 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
ECS - Corporate Logo
ES#:
4020150
Mfg#:
003353ECS01KT1
In Stock
ON SALE! SAVE 15%
$1172.99

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

$999.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

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 A4/Allroad 2.0T Dual Exit Non Valved Cat Back Exhaust System

ES#4708429 - 049047ECS - Build Your Own Audi B8 A4/Allroad 2.0T Dual Exit Non 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 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
10X Entries For Our Spin To Win Sweepstakes!
Modifications may be needed for vehicles with trailer hitch

Brand:
ECS - Corporate Logo
ES#:
4708429
Mfg#:
049047ECS
In Stock
ON SALE!
Starting at $906.43 USD
Customize
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! 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
ECS - Corporate Logo
ES#:
4487995
Mfg#:
003353ECS
In Stock
ON SALE!
Starting at $761.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Build Your Own Audi B8 / B8.5 A5 2.0T Non Valved Cat Back Exhaust System

ES#4780656 - 041626LA02 - Build Your Own Audi B8 / B8.5 A5 2.0T Non 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! 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
ECS - Corporate Logo
ES#:
4780656
Mfg#:
041626LA02
Ships on Dec 29, 2026
ON SALE!
Starting at $617.78 USD
Customize
This product is lifetime replacement eligible Lifetime Replacement

ARMYTRIX Stainless Steel Valvetronic Cat-Back Exhaust System

ES#3675763 - AUB8R-5+OWRC - ARMYTRIX Stainless Steel Valvetronic Cat-Back Exhaust System - Gains of up to +17.8 horsepower with an additional +13.3 ft-lbs of torque with a legendary exhaust note! - Armytrix - Audi

Gains of up to +17.8 horsepower with an additional +13.3 ft-lbs of torque with a legendary exhaust note! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Armytrix - Corporate Logo
ES#:
3675763
Mfg#:
AUB8R-5+OWRC
Ships on Nov 18, 2026
$3880.00 USD
Free Shipping

Audi B8/8R SQ5 Downpipe Back Exhaust - Valved

ES#4709157 - 039732LA02 - Audi B8/8R SQ5 Downpipe Back Exhaust - Valved - Choose between Resonated or Non Resonated configurations along with your choice of exhaust tips and more! - ECS - Audi

Choose between Resonated or Non Resonated configurations along with your choice of exhaust tips and more! 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
ECS - Corporate Logo
ES#:
4709157
Mfg#:
039732LA02
In Stock
ON SALE!
Starting at $1818.88 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Build Your Own Audi B8 / B8.5 A5 2.0T Valved Cat Back Exhaust System

ES#4780655 - 041626LA01 - Build Your Own Audi B8 / B8.5 A5 2.0T 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! 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
ECS - Corporate Logo
ES#:
4780655
Mfg#:
041626LA01
Ships on Dec 29, 2026
ON SALE!
Starting at $789.82 USD
Customize
This product is lifetime replacement eligible Lifetime Replacement

Audi B8/B8.5 A4 2.0T Non-Resonated Non-Valved Cat-Back Exhaust System & Luft-Technik Intake System

ES#4751092 - 003353ECS01EBKT - Audi B8/B8.5 A4 2.0T Non-Resonated Non-Valved Cat-Back Exhaust System & Luft-Technik Intake System - Enhance the sound and performance of your A4 with our Valved Cat-Back and a Luft-Technik Intake System - Enthusiast Bundles - Audi

Enhance the sound and performance of your A4 with our Valved Cat-Back and a Luft-Technik Intake System Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751092
Mfg#:
003353ECS01EBKT
Ships in 9 Business Days
ON SALE! SAVE 35%
$1388.42

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

$899.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8/B8.5 A4 2.0T Non-Resonated Valved Cat-Back Exhaust System - Single Exit Dual 3.5" Tips - Chrome

ES#4020151 - 003353ecs01KT2 - Audi B8/B8.5 A4 2.0T Non-Resonated Valved Cat-Back Exhaust System - Single Exit Dual 3.5" Tips - Chrome - ECS evolutionary design and manufacturing, blending with raw emotion, desire and passion, creating a truly unique driving experience - ECS - Audi
ECS Tuning recommends this product.

ECS evolutionary design and manufacturing, blending with raw emotion, desire and passion, creating a truly unique driving experience 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
ECS - Corporate Logo
ES#:
4020151
Mfg#:
003353ECS01KT2
In Stock
ON SALE! SAVE 15%
$1172.99

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

$999.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Exhaust Resonator Delete Section

ES#4848336 - 008553ECS12-01 - ECS Tuning Exhaust Resonator Delete Section - Change out your ECS Tuning B8/8.5 S4/S5 or B9 A4/S4 Valved Exhaust from resonated to non-resonated! - ECS - Audi

Change out your ECS Tuning B8/8.5 S4/S5 or B9 A4/S4 Valved Exhaust from resonated to non-resonated! 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
ECS - Corporate Logo
ES#:
4848336
Mfg#:
008553ECS12-01
In Stock
ON SALE! SAVE 10%
$91.99

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

$82.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stainless Steel Valvetronic Catback Exhaust System

Gains of up to +17.8 horsepower with an additional +13.3 ft-lbs of torque with a legendary exhaust note! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Armytrix - Corporate Logo
ES#:
3675762
Mfg#:
AUB8R-5
Ships on Nov 16, 2026
$5432.00 USD
Free Shipping

Audi B8.5 RS5 Catback Exhaust

ES#4752950 - 042023LA01 - Audi B8.5 RS5 Catback Exhaust - Choose between Resonated or Non Resonated configurations on the downpipes and catback! - ECS - Audi

Choose between Resonated or Non Resonated configurations on the downpipes and catback! 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
ECS - Corporate Logo
ES#:
4752950
Mfg#:
042023LA01
In Stock
ON SALE!
Starting at $1620.38 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AWE Touring Edition Exhaust System - Audi B8/B8.5 A5 2.0T

ES#4723748 - AWEB8A520TR - AWE Touring Edition Exhaust System - Audi B8/B8.5 A5 2.0T - Remarkably civil while idling/part throttle cruising, but unleashed at full throttle produces what some have called a war-cry wail. Features AWE's proprietary 180 Technology resonators. - AWE - Audi

Remarkably civil while idling/part throttle cruising, but unleashed at full throttle produces what some have called a “war-cry wail.” Features AWE's proprietary 180 Technology® resonators. 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
AWE - Corporate Logo
ES#:
4723748
Mfg#:
AWEB8A520TR
In Stock
ON SALE!
Starting at $1275.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CatBack Exhaust System - Non-Resonated

ES#3107661 - 769012KT1 - CatBack Exhaust System - Non-Resonated - Stainless steel system with mufflers - Supersprint - Audi

Stainless steel system with mufflers Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Supersprint - Corporate Logo
ES#:
3107661
Mfg#:
769012KT1
Back Ordered
$4866.99 USD
Free Shipping

More About Performance Cat-Back Exhausts

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