Camaro/Firebird 1993 or 94-95 LT1 MAC Performance Single Catalytic Car Header System, shipping is not included. ALLOW 4-5 WEEKS FOR DELIVERY. 28.4 Rear Wheel Horsepower on most LT1's! This True Fit Header System is made of 1-5/8" 16ga. tubing. It comes complete with a 2.5" Y-pipe and 3" collector, includes all necessary hardware and starter tube for catalytic. All air emission hookups and sensor bosses where required. Aluminized Steel and HTS Coated. Ceramic coating on the 94-95 Application is available at an extra cost. Item #MAC-TF3593-1993 MAC-TF94957-94-95 (Picture shown)