CNR Performance, a division of Main St Car Care Center is proud the serve the Baton Rouge and surrounding areas. Main St Car Care Center has been in business for over a decade and will continue to provide quality services to the general public, while CNR Performance will focus on the import tuner sector. Some of our services includes although not limited to Ecu Chipping, Dyno or Street Tuning, Turbo Installation, Engine Swaps, or Engine Rebuild.