AMS Performance Street Downpipe w- EPA-verified Ultra High Flow GESI Cat - 2020+ TOYOTA SUPRA GR A90 A91 MKV

Power comes in earlier and turbo spool-up is significantly improved. The long gradual transitions within the mandrel bent pipe section allows exhaust gasses to maintain velocity without a buildup of back pressure inside of the system. The catalyst has a newly formulated substrate with a specific wash for new vehicle emissions requirements. It is not an off the shelf cat.   Significantly Lower Back Pressure Means the Potential for More Power Exhaust Gas Can More Easily Flow Across the Turbine Wheel 49 State Legal High Flow GESI Catalytic Converter Rated to Over 800 Horsepower Newly Formulated Substrate for New Vehicle Emissions Requirements Throaty Exhaust Note Under Wide Open Throttle CAD Engineered for Maximum Exhaust Flow with Unrivaled Fit and Finish 304 Stainless Steel 4.5” Design Reduces to a 3.5” Flex Section, Maximizing Volume and Flow Turbine Flange Offers a Smooth Transition from the Turbine Outlet 3.15” (80mm) Outlet Allows You to Run Either Stock or Aftermarket Catback Syst