2011-2014 F150 3.5L EcoBoost Flo~Pro 4″ CatBack with Built-In Resonator (Aluminized) 865RS

CAT BACK exhaust system for the (2011-2014) F-150 Eco-Boost! This 4″ mandrel bent system with built in RESONATOR adds more flow to your truck by using a larger diameter pipe and eliminating OEM restrictions.  Keeps back pressure up so you do not loose low end torque and sounds great !

This street legal Flo~Pro 4″ aluminized steel CAT back single exhaust system for your 2011-2014 3.5L Ford F-150 EcoBoost features a Twister Resonator muffler to quiet the drone.

• Fits 2011-2014 3.5L Ford F-150 EcoBoost models
• Street legal
• With Twister Resonator muffler, no bungs
• Increases horsepower, torque, & fuel efficiency
• Simple bolt on installation for easy use
• Utilizes OE style connections to ensure a proper fitment