Stainless Valved Catback Exhaust System for Audi B9 S4 S5 Turbo Piping precise tuning to match your

precise tuning to match your driving style

Designed for forced induction and high-boost applications

Hex-style protective intake guard design

Clean up your engine bay and simplify your K-Series setup with the BULL BOOST EVAP Purge Port Plug

• Aluminum Pipe

Stainless Valved Catback Exhaust System for Audi B9 S4 S5 Turbo Piping precise tuning to match yourThe Audi B9 S4 and S5, powered by the EA839 3. 0L V6, offer strong performance from the factorybut the stock exhaust limits the engines true sound and character. The STRATEC Valved Exhaust System unlocks a more aggressive, performance driven exhaust tone while retaining refined, OEM like manners when desired. Engineered as a complete, one piece exhaust system, this setup runs from the downpipe connection to the exhaust tips, eliminating the need to