Experience a major upgrade in performance, tone, and driving feel with the FI Exhaust Valvetronic Cat-Back System for the 2021+ Audi RSQ8. Crafted from high-grade T304 stainless steel, this system provides significant improvements in exhaust flow, throttle response, and overall engine sound.

FI’s Valvetronic technology allows full control over exhaust volume. With the valves closed, the RSQ8 maintains a refined, quiet tone perfect for daily driving. Open the valves and the system unleashes an aggressive, sporty exhaust note with deeper resonance and powerful turbo spool.

This cat-back is designed as a direct bolt-on solution, ensuring perfect fitment with OEM components. When paired with high-flow downpipes, owners can expect an increase of approximately 5–10% in horsepower.

Whether you're looking for maximum performance or a premium sound upgrade, the FI Cat-Back System delivers the perfect balance of comfort and power.

Key Features:

• Premium T304 stainless steel construction

• Valvetronic valve control for adjustable sound levels

• Deep, aggressive exhaust tone with valves open

• Quiet and refined with valves closed

• Optimized piping for reduced backpressure

• Bolt-on installation for Audi RSQ8 (2021+)

• Potential 5–10% HP gains with supporting mods

• Compatibility with OEM valve control

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