Enhance sound, performance, and weight reduction on your Audi RS Q8 4.0T with the STRATEC Titanium Valved Cat-Back Exhaust System. Engineered as a direct bolt-on upgrade, this premium system delivers aggressive performance sound on demand while maintaining refined cruising comfort when valves are closed.

Crafted entirely from lightweight high-grade titanium, this exhaust provides significant weight savings over both OEM and stainless systems while offering exceptional heat resistance and corrosion protection. Featuring OEM-style electronic valves, you can instantly switch between a deep, motorsport-inspired exhaust tone and quiet factory-like operation.

Free-flow 3-inch titanium tubing improves exhaust efficiency and throttle response, while retaining the OEM exhaust tips for a clean, factory-fit appearance.

Key Features

• Fits Audi RS Q8 4.0T (2020–2025)

• Full titanium construction for maximum weight reduction

• Valved cat-back exhaust system with OEM-style electronic valve control

• 3-inch tubing from front to rear for improved exhaust flow

• Aggressive exhaust tone with valves open

• Quiet, refined sound with valves closed

• Significant weight savings vs factory exhaust

• Precision TIG-welded for strength and premium finish

• Retains OEM exhaust tips for factory appearance

• Direct bolt-on installation using factory mounting points

• 100% reversible — return to stock at any time

Construction & Quality

• Material: High-grade titanium

• Valves: OEM-style electronic valves

• Finish: Natural titanium

• Tubing Diameter: 3 inches

What’s Included

• Titanium valved cat-back exhaust system

• OEM-style electronic valves

• All required clamps and installation hardware

Installation Notes

• Direct bolt-on fit

• Professional installation recommended