Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
Upgrade sound, performance, and driving engagement on your Audi RS Q8 4.0T with the STRATEC Valved Cat-Back Exhaust System. Designed as a direct bolt-on replacement for the factory exhaust, this system delivers aggressive performance sound on demand while maintaining refined cruising comfort when valves are closed.
Constructed from premium T304 stainless steel, this exhaust offers excellent heat resistance, corrosion protection, and long-term durability. Featuring OEM-style electronic valves, you can switch instantly between a deep, sporty exhaust tone and quiet factory-like operation.
The free-flow 3-inch 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)
T304 stainless steel construction for strength and corrosion resistance
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
11.5 lb lighter than factory exhaust
Precision TIG-welded for durability 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: T304 stainless steel
Valves: OEM-style electronic valves
Weight Savings: Approx. 11.5 lbs vs OEM
Finish: Brushed stainless steel
What’s Included
T304 stainless steel valved cat-back exhaust system
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.