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PPE High Flow Exhaust Manifolds W/ Up Pipes For 2007.5-2010 GM 6.6L LMM Duramax

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CA Prop 65
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PPE’s Manifolds and Up-Pipes are designed to maximize power and flow characteristics. The Up-Pipe bellows are internally-sleeved, made from aircraft-grade 304 stainless steel and designed with an increased inner diameter for higher flow. The entire Manifold and Up-Pipe exhaust system is designed to lower exhaust gas temperatures (EGTs) and accelerate turbo spool-up while increasing power, fuel economy and maintaining reliability. Kit comes complete with two PPE Manifolds, two PPE Up-Pipes, a PPE Down Pipe Support Bracket, PPE 301 Stainless Steel Manifold Gaskets and Up-Pipe Gaskets.



  • Significant reduction in exhaust back-pressure
  • Cast hi-sil moly iron high-flow manifold construction
  • Up-Pipes have free-flowing stainless steel inner liner bellows
  • Built in bosses, pre-drilled and tapped 1/8” NPT for EGT gauge sensor
  • Up-Pipes made from stainless steel 11-gauge .120-inch wall, with a 2-inch outside diameter
  • Kit includes driver and passenger Manifolds, Manifold bolts, Up-Pipes, gaskets and down pipe support bracket



  • 2007.5-2010 GMC Sierra 2500 3500 6.6L LMM Duramax
  • 2007.5-2010 Chevrolet Silverado 2500 3500 6.6L LMM Duramax



  • Direct Replacement For 6.6L LMM Duramax
  • Up-Pipe configuration may vary depending on your model.



  • 116111800
  • 116111800
  • 840171208979
  • PPE
  • In Stock & Ready To Ship!
  • New

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  • Item Requires Shipping
  • 50.0 lbs.
  • FREE Ground Shipping


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