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Part #: AFE49-44024

AFE 49-44024 MACH Force-Xp 4" 409 Stainless Steel Race Pipe

2007.5-2010 GM 6.6L Duramax LMM (Reg. Cab, Long Bed)
Part #: AFE49-44024
$289.75 $275.26
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The AFE 49-44024 MACH Force-Xp 4" 409 Stainless Steel Race Pipe for your 2007.5-2010 GM 6.6L Duramax is designed to increase flow so you can get the most out of your truck in competition. The MACH Force XP race pipe upgrade kit is constructed of mandrel bent 409 stainless steel. This 4" race pipe provides maximum flow for increased horsepower, torque and throttle response. The increased air flow also lowers EGT's and helps improve MPG. All hardware and components are included for a no-trouble installation. This exhaust fits the Regular Cab Long Bed Duramax LMM models only.


  • 4" Off-Road Race Pipe
  • Mandrel-Bent Construction
  • Durable, T409 Stainless Steel
Warning: This free-flow race exhaust system requires the use of an aftermarket performance programmer with off-road tuning.


  • MFG. Number49-44024
  • Manufacturer NameAFE
  • Shipping Weight14.00 lb.
  • Shipping Length10 in.
  • Shipping Width36 in.
  • Shipping Height10 in.


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Emissions Notice

This product is not legal for sale or street use in California. Certain aftermarket products are subject to governmental emission standards regulated by the California Air Resources Board. In order for these products to be legal on a specific vehicle in California, the part number must receive a CARB Executive Order (EO) number. This number makes the part legal for use only on specific years, makes and models of vehicles. A decal with CARB EO number for these parts must be displayed in the engine bay to satisfy smog inspection requirements.