The AFE 51-73006 Momentum HD Cold Air Intake Pro Dry S is the perfect choice for your 6.7 Powerstroke 2017-2018. With a CAD-designed rotor-molded intake tube and a one-piece sealed housing with auxiliary air scoop, this intake provides maximum performance. The Pro Dry S "oil-free" filter media ensures maximum performance, while the built-in sight window provides easy inspection of the filter without disassembly. The unique (patent pending) housing-to-filter interface makes installation a breeze.