Downpipes for Audi RS6 / RS7 C8 4.0 V8 are specifically engineered to improve exhaust flow and significantly reduce backpressure. As results in enhanced performance and a more aggressive exhaust sound. BRONDEX® offers two types of Audi RS6 C8 downpipes: with 200 CPSI High-Flow catalytic converters or catless downpipes (decat). Whether you’re pushing your Audi RS6 / RS7 C8 on the track or enjoying spirited driving on public roads, BRONDEX® downpipes deliver a noticeable difference in how the car performs and sounds. This is a must-have upgrade for any RS6 owner who demands more from their machine. Audi RS6 C8 / RS7 C8 downpipes by BRONDEX® offer several key benefits: Enhanced Exhaust Sound: The BRONDEX®Audi RS6 C8 downpipes provide a more aggressive, deeper, and louder exhaust note compared to stock factory catalysts. Performance Gains: With improved exhaust flow and reduced backpressure, the Audi RS6 C8 gains in both horsepower and torque, especially when paired with an ECU tune. Bolt-On Installation: BRONDEX® Audi RS6 C8 downpipes are designed as direct bolt-on replacements for the OEM downpipes, and it makes installation straightforward without the need for additional modifications (for models with or without OPF/ GPF). Oxygen & EGT sensor ports by standard scheme; Construction: The RS6 downpipes begin with a larger diameter of 89 mm (3.5 inches) at the turbo flange and then reduces to 76 mm (3 inches) towards the mid-section or the exhaust system. Downpipes feature laser-cut stainless steel flanges for precise fitment and a leak-free connection to the turbo and exhaust system. These flanges ensure a secure and tight seal between the components. Materials: Made from high-quality stainless steel (304). This means excellent durability, corrosion resistance, and heat resistance. The downpipes are constructed using TIG welding. This type of welding ensures that the downpipes can handle extreme stress and high temperatures without failure. (3-year warranty provided by BRONDEX®). Worldwide shipping: The BRONDEX® offers worldwide shipping for their high-performance products via major international carriers like UPS or DPD. Made in Europe Compatible Vehicles: AUDI RS6 C8 Quattro Avant 4.0 TFSI V8 2020+; AUDI RS7 Quattro Sportback 4.0 TFSI V8 2020+; Audi S8 D5 Quattro 4.0 TFSI V8 2020+;