Fox 99+ Ford F350 F450 F550 2.0 Performance Series 8.1in. Smooth Body IFP Front Shock / 0-1in. Lift Programmers & Chips>Throttle Controllers This air intake system was

This air intake system was developed to accommodate the engine's factory emissions control devices including the engine breather hoses and water bypass hose

the vehicle maintains maximum possible traction at all times

rasp and drone-free soundtrack fit for the Raptor

Does Not Fit Heritage XL Or XLT Models

Alternate muffler with Un-Notched necks is 401665

Fox 99+ Ford F350 F450 F550 2.0 Performance Series 8.1in. Smooth Body IFP Front Shock / 0-1in. Lift Programmers & Chips>Throttle Controllers This air intake system wasIncrease your vehicle's off road capability by extending drop out travel in most applications. Experience on road comfort with performance minded shock valving for a connected ride with less vehicle sway. Tuned specifically for your vehicles application._x000D__x000D_Consistent and fade resistant performance due to high quality materials: aluminum bodies, race developed main piston, and a true internal floating piston (IFP) to separate gas and