Titanium Valved Catback Exhaust System for Audi B8 B8.5 S4 S5 Bull Boost Performance Designed to improve turbo efficiency

Designed to improve turbo efficiency and reduce backpressure

Designed to improve head gasket sealing and maintain consistent clamping force

Model Years: 2015–2021

making it a perfect upgrade for both subtle and aggressive builds

- Plate Thickness - 5mm

Titanium Valved Catback Exhaust System for Audi B8 B8.5 S4 S5 Bull Boost Performance Designed to improve turbo efficiencyUnleash the full character of your Audi B8 B8. 5 S4 or S5 with the STRATEC Ultra Light Titanium Valved Exhaust System, engineered for enthusiasts who want maximum weight reduction, sharper response, and adjustable sound control. Built entirely from titanium, this system delivers a crisp, high energy exhaust tone when valves are open and refined, OEM like behavior when closed. Designed as a complete one piece exhaust system, it eliminates the need to