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 CAT is new and specific. It has a newly formulated substrate with a specific wash for new vehicle emissions requirements. It is not an off the shelf cat.
AMS Performance MKV A90 2020+ Toyota Supra Street Downpipe with EPA-verified Ultra High Flow GESI Catalytic Converter.
2020 Toyota GR Supra ? w/ B58 3.0L Turbo Engine (USDM MODELS ONLY), 2021 Toyota GR Supra ? w/ B58H 3.0L Turbo Engine (USDM MODELS ONLY)
Fits
Toyota GR Supra Base 2020
Toyota GR Supra Base 2021
Toyota GR Supra Launch Edition 2020
Toyota GR Supra Premium 2020
Toyota GR Supra Premium 2021