(2005-2011) Heavy-duty stainless 3.5 inch free-flowing mandrel-bent pipe and straight-thru muffler slash backpressure; rich, throaty sound; awesome 5 inch polished tip. 2005-2006 5.4/6.8L S/D Truck; 2008-2010 6.8L (V10) F250-350 Super Duty Pickup; 2011 6.2L (V8): Formed of heavy-duty stainless steel, Banks increased-diameter mandrel-bent 3.5 inch Monster exhaust pipe and tailpipe cut backpressure for increased power, longevity and fuel efficiency. The free-flowing polished-stainless straight-through Monster muffler delivers a commanding, yet civil, exhaust note. The polished-stainless tailpipe tip provides an awesome finishing touch. Outflows stock and the competition. Includes: Polished-stainless straight-through Monster muffler with 3.5 inch flow path; Stainless constant-diameter 3.5 inch intermediate pipe and tailpipe; tailpipe tip. Tip options: 2008-2011 systems come with an ob-round 5x6 inch angle-cut tip in your choice of polished chrome-over stainless or high-temp black.