Customize the exhaust system on your 2008-2018 Ford 6.4L & 6.7L Powerstroke with the Magnaflow 17068 4" Black Series Dual Filter-Back Exhaust System. Featuring the same top quality construction as the premier MagnaFlow Performance Performance Series with a twist, the Black Series is has the added protection and style of a high temp satin black coating applied from tailpipe to tip. Features: 4" Mandrel Bent Tubing T409 Stainless Steel Construction 1 Year Finish Warranty / Lifetime Construction Warranty 300 Series Stainless Steel Black Coated Intercooled Tips Made In The USA! Note: All Crew & Extended Cabs applies to standard F-250/350/450 Pickups. This system is not intended for use on Cab & Chassis models.