AMS Performance A90 2020 Toyota GR Supra Alpha 6 GTX3076 GEN II Turbo Kit 49 State Legal EPA CattedAdding more horsepower to the new Toyota GR Supra has never been easier, with the new AMS Performance A90 2020 Toyota GR Supra ALPHA 6 GTX3076 GEN II Street Turbo Kit. Our team has engineered and built the 2020 GR Supra platforms first publicly available internally gated full turbo kit that utilizes the OEM electronic wastegate. This unique advancement allows for a seamless integration of the OEM ECU for boost control the way it was intended from the