Compatible with 73-74 1/2, 3/4, 1-Ton truck (2WD), 73-74 Chevy/GMC Blazer/Suburban/Jimmy/Carryall/Yukon/1-Ton Crew Cab (2WD): 265-400; Designed to fit Hooker Competition header # 2452HKR, manifold or catalytic converter back applications. Cat-Back kits install behind the converter and all other applicable emission control devices.;
Reducer Flex-Tubes Reduces Backpressure Improves Engine Efficiency Hardware Included Instructions Included
