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Audi S4 Catback

Looking for aftermarket parts to modify or upgrade your Audi S4 with catback? At Tunersports.com we carry a huge selection of the top name brand performance catback parts and accessories for your S4.

Whether you have a 2000 or 2024 Audi S4 in Avant to Prestige trim we have you covered. We have 26 catback available to mod your S4. All parts have free shipping to the Continental US 48 States.

All S4 Catback Parts:

Only show in-stock parts

AWE Tuning Cat-Back SwitchPath

OUT OF STOCK 3025-42030 AWE Tuning Audi B9 S4 SwitchPath Exhaust - Non-Resonated (Silver 102mm Tips) 2018-2024 Audi S4 Premium Plus / Prestige 2019-2024 Audi S4 Premium $3,295.00 Details
IN STOCK 3025-43034 AWE Tuning Audi B9 S4 SwitchPath Exhaust - Non-Resonated (Black 102mm Tips) 2018-2024 Audi S4 Premium Plus / Prestige 2019-2024 Audi S4 Premium $3,395.00 Details

AWE Tuning Cat-Back Touring

IN STOCK 3010-42016 AWE Tuning Audi B8.5 S4 3.0T Touring Edition Exhaust System - Chrome Silver Tips (102mm) 2013-2013 Audi S4 Base 2014-2016 Audi S4 Premium Plus / Prestige $1,795.00 Details
IN STOCK 3010-42018 AWE Tuning Audi B8 / B8.5 S4 3.0T Touring Edition Exhaust - Chrome Silver Tips (90mm) 2010-2013 Audi S4 Base 2014-2016 Audi S4 Premium Plus / Prestige $1,595.00 Details
OUT OF STOCK 3010-42056 AWE Tuning Audi B9 S4 Touring Edition Exhaust - Non-Resonated (Silver 102mm Tips) 2018-2024 Audi S4 Premium Plus / Prestige 2019-2024 Audi S4 Premium $2,495.00 Details
IN STOCK - LOW 3010-43012 AWE Tuning Audi B8.5 S4 3.0T Touring Edition Exhaust System - Diamond Black Tips (102mm) 2013-2013 Audi S4 Base 2014-2016 Audi S4 Premium Plus / Prestige $1,895.00 Details
IN STOCK 3010-43014 AWE Tuning Audi B8 / B8.5 S4 3.0T Touring Edition Exhaust - Diamond Black Tips (90mm) 2010-2013 Audi S4 Base 2014-2016 Audi S4 Premium Plus / Prestige $1,695.00 Details
IN STOCK 3010-43050 AWE Tuning Audi B9 S4 Touring Edition Exhaust - Non-Resonated (Black 102mm Tips) 2018-2024 Audi S4 Premium Plus / Prestige 2019-2024 Audi S4 Premium $2,595.00 Details
OUT OF STOCK 3015-42014 AWE Tuning Audi B7 S4 Touring Edition Exhaust - Polished Silver Tips 2006-2008 Audi S4 Avant / Base $1,945.00 Details
OUT OF STOCK 3015-43016 AWE Tuning Audi B7 S4 Touring Edition Exhaust - Diamond Black Tips 2006-2008 Audi S4 Avant / Base $2,045.00 Details

AWE Tuning Cat-Back Track

OUT OF STOCK 3010-42054 AWE Tuning Audi B9 S4 Track Edition Exhaust - Non-Resonated (Silver 102mm Tips) 2018-2024 Audi S4 Premium Plus / Prestige 2019-2024 Audi S4 Premium $1,845.00 Details
IN STOCK - LOW 3010-43048 AWE Tuning Audi B9 S4 Track Edition Exhaust - Non-Resonated (Black 102mm Tips) 2018-2024 Audi S4 Premium Plus / Prestige 2019-2024 Audi S4 Premium $1,945.00 Details
OUT OF STOCK 3020-32014 AWE Tuning Audi B6 S4 Track Edition Exhaust - Polished Silver Tips 2004-2005 Audi S4 Avant / Base / Cabriolet $1,495.00 Details
OUT OF STOCK 3020-42010 AWE Tuning Audi B7 S4 Track Edition Exhaust - Polished Silver Tips 2006-2008 Audi S4 Avant / Base $1,795.00 Details
IN STOCK 3020-42020 AWE Tuning Audi B8 / B8.5 S4 3.0T Track Edition Exhaust - Chrome Silver Tips (90mm) 2010-2013 Audi S4 Base 2014-2016 Audi S4 Premium Plus / Prestige $1,145.00 Details
IN STOCK - LOW 3020-42026 AWE Tuning Audi B8.5 S4 3.0T Track Edition Exhaust - Chrome Silver Tips (102mm) 2013-2013 Audi S4 Base 2014-2016 Audi S4 Premium Plus / Prestige $1,245.00 Details
OUT OF STOCK 3020-43010 AWE Tuning Audi B7 S4 Track Edition Exhaust - Diamond Black Tips 2006-2008 Audi S4 Avant / Base $1,845.00 Details
IN STOCK 3020-43020 AWE Tuning Audi B8 / B8.5 S4 3.0T Track Edition Exhaust - Diamond Black Tips (90mm) 2010-2013 Audi S4 Base 2014-2016 Audi S4 Premium Plus / Prestige $1,245.00 Details
IN STOCK - LOW 3020-43026 AWE Tuning Audi B8.5 S4 3.0T Track Edition Exhaust - Diamond Black Tips (102mm) 2013-2013 Audi S4 Base 2014-2016 Audi S4 Premium Plus / Prestige $1,345.00 Details

AWE Tuning Exhaust Conversion Kits

IN STOCK 3815-41008 AWE Tuning 10-16 Audi S4 Quattro 3.0T (B8/8.5) Conversion Kit - Track to Touring (90mm Tips) 2010-2013 Audi S4 Base 2014-2016 Audi S4 Premium Plus / Prestige $696.56 Details
IN STOCK 3815-41010 AWE Tuning Audi B8.5 S4/S5 3.0T Track to Touring Edition Conversion Kit (for Kits w/102mm Tips) 2010-2013 Audi S4 Base 2014-2016 Audi S4 Premium Plus / Prestige $696.56 Details
IN STOCK - LOW 3820-41006 AWE Tuning Audi B8 S4/S5 Track Edition Conversion Kit for 90mm Tips 2010-2013 Audi S4 Base 2014-2016 Audi S4 Premium Plus / Prestige $351.35 Details
IN STOCK - LOW 3820-41008 AWE Tuning Audi B8.5 S4/S5 Track Edition Conversion Kit for 102mm Tips 2013-2013 Audi S4 Base 2014-2016 Audi S4 Premium Plus / Prestige $399.88 Details

Borla Cat Back S-Type

IN STOCK 14902 Borla Cat-Back And Axle-Back exhaust systems feature patented straight-through and multi-core technology to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive Borla Sound of Power respected by motoring enthusiasts everywhere.... Borla 00-02 Audi S4 2.7L 6cyl AWD SS Catback Exhaust 2000-2002 Audi S4 Base 2001-2002 Audi S4 Avant $1,120.99 Details

Magnaflow Catback Exhaust

IN STOCK - LOW 15599 Made in the USA and engineered to last, for those seeking increased performance and better economy, MagnaFlow Touring Series Performance Exhaust systems deliver the smooth deep sound you want and the wide-open performance power you need. Our exhaust systems feature straight-through flow designs for ... MagnaFlow 10-12 Audi S4 3.0L Supercharged SYS C/B 2010-2013 Audi S4 Base 2014-2016 Audi S4 Premium Plus / Prestige $1,621.00 Details