This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on specified vehicles. It includes all necessary gaskets and downpipe hardware for a complete repair. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Buick Envision: 2016, 2017, 2018, 2019, 2020] - [Buick Regal Sportback: 2018, 2019, 2020] - [Buick Regal TourX: 2018, 2019, 2020] - [Buick Regal: 2014, 2015, 2016, 2017] - [Cadillac ATS: 2013, 2014, 2015, 2016, 2017, 2018, 2019] - [Cadillac CT6: 2016, 2017, 2018, 2019] - [Cadillac CTS: 2014, 2015, 2016, 2017, 2018, 2019] - [Chevrolet Camaro: 2016, 2017, 2018, 2019, 2020, 2021] - [Chevrolet Equinox: 2018, 2019, 2020] - [Chevrolet Malibu: 2013, 2014, 2015, 2016, 2017, 2018, 2019] - [Chevrolet Traverse: 2018, 2019] - [GMC Terrain: 2018, 2019, 2020, 2021]