Who doesn't love the whistle of a power producing turbo? No one, and if they say otherwise, don't trust them. The factory power rating of your 2003-2007 Powerstroke begs to be elevated to the levels of the Stage 2 GXR 64MM Turbo Time USA turbo. The Stage 2 GXR promotes horsepower ratings between 450-575 with supporting 155-190CC injectors. Perfect for heavier towing duties, or just showing off at the local cars and coffee. I mean at your "local approved automotive enthusiast meeting spot." Featuring a billet 64MM compressor wheel and AVNT (Advanced Variable Nozzle Turbine) you can personalize your power band to work for you. Available powder coating options in 8 different colors, your turbo can be a unique or middle road as you want.