Hooker 70301410-RHKR Exhaust Header

50 State Smog Legal, C.A.R.B. EO# D-115-27 and D-115-20 Max dyno gains of +18.11 HP & +21.55 LB.FT. torque 1-3/4 in. lightweight, 16-gauge, stainless steel construction maximizing strength and durability 3/8 in. thick, CNC header flanges are used for strength and maximum sealing surface Utilizes true mitered merge collectors to maximize exhaust velocity and scavenging, resulting in a broad torque curve Retains factory O2 sensors and catalytic converters 100% hand welded construction Quality welds for strength, longevity and good looks Tube geometry designed for maximum clearance and hassle-free installation Manufacturer's limited lifetime warranty Fits Select: 2008-2013 CHEVROLET SILVERADO 8 Cyl 5.3 L 2008-2013 GMC SIERRA 8 Cyl 5.3 L and more - add your vehicle to our fit widget to check