Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless records in the NHRA, IHRA, NMCA, NMRA, NASCAR, NASA, SCCA and many other racing organizations. Now with three generations of family leadership, we are proud to say that all of our products are handcrafted here in the USA and we are proud to still be independently owned and operated. And don't forget, "Get Kookin with KOOKS!" Turbo Down Pipe; 4 in.; Green Cated; Stainless Steel; 4in. Stainless Steel GREEN Catted Downpipe. Connects to OEM Exhaust at OEM connection point. 2020 Toyota Supra. 2020 Supra Fitment: 2020 Toyota GR Supra Base 2020 Toyota GR Supra Launch Edition 2020 Toyota GR Supra Premium 2021 Toyota GR Supra Base 2021 Toyota GR Supra Premium 2022 Toyota GR Supra Base 2022 Toyota GR Supra Premium