Hooker continues to push the boundaries of performance with the BlackHeart line of exhaust products. We are proud to offer these stainless steel shorty headers for 2008-2013 Chevy Silverado/GMC Sierra vehicles. These headers feature 1-3/4 primary tubes and are engineered to offer both premium fitment and maximum performance from your 5.3L engine

  • 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 lightweight, 16-gauge, stainless steel construction maximizing strength and durability
  • 3/8 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