Audi S4 S5 B8 Valvetronic Exhaust System

Disclaimer: Some performance products are intended for off-road use only and are not CARB (California Air Resources Board) legal. Most aftermarket modifications may not comply with emissions regulations in your jurisdiction. By installing and using these products, you acknowledge and accept the potential consequences and legal implications. It is your responsibility to ensure compliance with all applicable laws and regulations governing vehicle modifications and emissions standards in your area. Use of these product on public roads or highways may violate local, state, and federal laws. The manufacturer, distributor, and seller of this product do not assume any responsibility for any legal issues, damages, or delivery seizures and consequences that may arise from the use of this product in non-compliant applications. Please check with your local authorities regarding the legality of this product before purchase and installation.