AFE 49-4303X MACH Force XP 4" Downpipe-Back Race Exhaust System

From $536.75 to $615.00
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Product Option:
2008-2010 Ford 6.4L Powerstroke
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The AFE 49-4303X MACH Force XP 4" Downpipe-Back Race Exhaust System for your 2008-2010 Ford 6.4L Powerstroke is constructed from mandrel bent 4" stainless steel tubing for maximum flow, increased horsepower, increased torque and lower EGT’s. The MACH Force XP Series from AFE uses bayonet style hangers with band clamps for a clean installation. This system includes all the tubing, hardware, clamps and hangers needed to installation. Also included as a finishing touch, a high luster polished slash cut exhaust tip.

Installation is a Snap:
All systems use factory mounting locations providing stability and hassle-free installation.

Leak-Free Seal:

High quality OE style flange and band clamps are used for a complete 360 degree sealing surface.

Aggressive Sound:
A muffler delete-pipe is used for a true race-inspired sound and maximum flow.

Perfect Fit:
OE style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions. The Bayonet tip holds the hanger bushing in place for an OE style fit that does not change with time.

Flow and Performance:
MACH Force XP exhaust systems are constructed of 4" mandrel bent stainless steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGT’s.


  • Downpipe-Back Exhaust
  • 409 Stainless Steel Construction
  • 4" Mandrel Bends For Maximum Flow

System Options
With Muffler 49-43029
Without Muffler 49-43030

Warning: This free-flow race exhaust system requires the use of an aftermarket performance programmer with off-road tuning

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