Hooker BlackHeart Header-Back Exhaust SystemHeader Back RACE ONLY exhaust designed to fit 2012 2015 Camaro SS 6. 2L and ZL1 Camaros equipped with an OEM NPP exhaust option. Utilizes the factory NPP vacuum circuit to control massive 3" exhaust valves on dual core straight through mufflers for quiet, Drone free part throttle operation and straight through un muffled bypass when the NPP system opens the valves. Aggressive 30 degree 304ss tips with the legendary HOOKER logo laser etched for
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