aFe 49 44099 B Mach Force XP 409 SS Hi Tuck Cat Back Exhaust System aFe MACHForce XP Exhausts Mufflers SS 409 EXH Muffler 3In Out 5x11 Body aFe 49 38059 Mach Force XP 304 SS Cat Back Exhaust System with aFe 49 48053 Mach Force XP 409 SS Cat Back Exhaust System with aFe 49 38059 Mach Force XP 304 SS Cat Back Exhaust System with aFe 49 38059 Mach Force XP 304 SS Cat Back Exhaust System with. Engineered to perform in the most extreme environments. Constructed from mandrel bent 4 in. 409 stainless steel tubing for maximum flow; increased horsepower; increased torque and lower EGTS. All systems use factory mounting locations providing stability and hassle free installation. High quality OE style flange and band clamps are used for a complete 360 deg. sealing surface. A free flowing 24 in. long muffler is used to absorb high pitch tones producing a powerful sound and unleashing all available horsepower and torque out of your rig. OE style bayonet hangers are used to maintain a stable pipe locations 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. This Part Fits: Year Make Model Submodel 2007 2010 Dodge Ram 2500 Laramie 2007 2010 Dodge Ram 2500 SLT 2007 Dodge Ram 2500 Sport 2007 2010 Dodge Ram 2500 ST 2008 2010 Dodge Ram 2500 SXT 2010 Dodge Ram 2500 TRX 2007 Dodge Ram 2500 TRX4 2007 2010 Dodge Ram 3500 Laramie 2007 2010 Dodge Ram 3500 SLT 2007 Dodge Ram 3500 Sport 2007 2010 Dodge Ram 3500 ST 2008 2010 Dodge Ram 3500 SXT 2007 Dodge Ram 3500 TRX4 2011 2012 Ram 2500 Laramie 2011 2012 Ram 2500 Laramie Longhorn 2012 Ram 2500 Outdoorsman 2011 2012 Ram 2500 SLT 2011 2012 Ram 2500 ST 2011 2012 Ram 3500 Laramie 2011 2012 Ram 3500 Laramie Longhorn 2011 2012 Ram 3500 SLT 2011 2012 Ram 3500 ST