2011-2019 Powerstroke 6.7L 5" Downpipe Back Exhaust w/ Muffler (521006) 2006.5 - 2007 GM Engine Components separating it from the mounting

separating it from the mounting bolts to further enhance reliability

560″ (using

100% Drop in Ready

made from aircraft-grade 304 stainless steel

By the same token

2011-2019 Powerstroke 6.7L 5" Downpipe Back Exhaust w/ Muffler (521006) 2006.5 - 2007 GM Engine Components separating it from the mounting2011 2019 Powerstroke 6. 7L 5" Downpipe Back Single w Muffler (521006) Constructed out of 16 gauge aluminized steel or T409 Stainless, this exhaust system is designed to simplify installation with included clamps, preweld contour bends and improved flanges. Enjoy a noticeable boost in performance, lowered EGTs and amplified air flow with this Flo~Pro system. For powerhouse performance, Flo~Pro delivers horsepower you can hear!