Hooker Header Back Exhaust System - 16523HKR1973 1974 1 2, 3 4, 1 Ton truck (2WD), 1973 1974 Chevy GMC Blazer Suburban Jimmy 1 Ton Crew Cab (2WD): 265 400 Part Number: 16523HKR Designed for Hooker Competition header back applications using header 2452HKR. This system uses 2. 25 inch 16 gauge aluminized tubing to reduce back pressure and improve engine efficiency. The system is mandrel bent to eliminate any crush sections in the tubing to help maximize the exhaust flow for better performance.
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Designed for Hooker Competition header back applications using header 2452HKR. This system uses 2.25-inch 16-gauge aluminized tubing to reduce back-pressure and improve engine efficiency. The system is mandrel bent to eliminate any crush sections in the tubing to help maximize the exhaust flow for better performance.
Features and Benefits
• Mandrel Bent Tubing Eliminates Restrictions in Bends and Improves Exhaust Flow • Reduces Backpressure • Improves Engine Efficiency • Hardware Included • Instructions Included