2008 GMC Sierra Exhaust Headers

    • Flowmaster®Scavenger Series Shorty Elite Headers
      $836.25$669.00
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      GMC Sierra 1500 4.8L / 5.3L / 6.0L 2008, Scavenger Series Ceramic Coated Shorty Elite Headers by Flowmaster®, 2.5" Outlet. 1.63" Tubing. Includes Bolts and Studs. Replace your restrictive factory exhaust manifolds with these...
      # 41955859
    • Gibson®Performance Header
      $470.89from $376.71
      (0)
      GMC Sierra without EGR without Air Injection 2008, Performance Header by Gibson®. Let your engine breathe and gain power and performance with Gibson Performance Headers. These headers will flow much more exhaust than your...
      # 3729194
    • Banks®TorqueTube™ Exhaust Manifold System
      $732.59$586.07
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      GMC Sierra 2008, TorqueTube™ Exhaust Manifold System by Banks®, w/o Air Injection. Cast OEM exhaust manifolds just are too restrictive. Replacing them with Banks Torque Tubes will substantially reduce the backpressure where it...
      # 3145707
    • aFe®Twisted Steel Header
      $993.75$795.00
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      GMC Sierra 1500 V8 2008, Twisted Steel Header by aFe®. Replace your stock exhaust manifold with these headers and gain 7-12 horsepower and 9-19 pound feet of torque. aFe optimized the tube lengths for maximum flow and velocity, to...
      # 39493543
    • Dorman®Exhaust Manifold
      $91.48from $73.18
      (0)
      GMC Sierra 2008, Exhaust Manifold by Dorman®. More like a complete kit than a single part, many of the Exhaust Manifolds include gaskets and hardware for a complete installation. Since this part is a direct replacement, the exact...
      Includes heat-shield for protection of hoses, wiring, and other engine componentsCast iron or stainless tubular construction protects against warping and/or cracking
      # 16499337