Replace your rotors on your CT4-V Blackwing with these OEM Rotors from General Motors. These are the same production rotor that came stock on the CT4-V Blackwing and feature a two-piece design with a flat rotor surface and vented interior.
General Motors is an OEM manufacturer. GM designs and creates the vehicles and the parts for them for makes such as Buick, Cadillac, GMC, and Chevrolet. All GM branded parts are OEM standard quality components and were designed and manufactured to either be on the vehicle from the factory or purchased after the fact as an accessory.