Transform the sound and performance of your Audi RS6 Avant or RS7 Sportback (C8) with the FI Exhaust Valvetronic Cat-Back System. Precision-engineered from premium T304 stainless steel, this system increases exhaust flow, reduces backpressure, and delivers a distinctive performance tone.

Equipped with FI’s advanced Valvetronic technology, the system allows full control over sound. With the valves closed, the car maintains a comfortable, refined tone suitable for daily driving. Open the valves and the exhaust roars with a deep, aggressive note that brings out the full character of Audi’s 4.0T V8.

This setup installs seamlessly as a direct bolt-on replacement and is compatible with the factory valve control system. When paired with high-flow downpipes, owners can experience horsepower gains of approximately 5–10%.

Whether you’re chasing performance, sound, or premium craftsmanship, the FI Valvetronic Cat-Back System delivers an elite upgrade for the RS6/RS7 platform.

Key Features:

• Premium T304 stainless steel construction

• Valvetronic valve control for adjustable exhaust sound

• Deep, powerful tone with valves open

• Quiet and smooth with valves closed

• Mandrel-bent piping for maximum flow

• Direct bolt-on fitment for RS6/RS7 (C8) 2019+

• Potential 5–10% HP gains with supporting mods

• Compatible with OEM valve electronics

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