This upgrade gt4088r 2003-2007 Powerstroke 6.0 * 63.5mm X 88mm X 94mm 11 Blade * Direct Fit No Machining Required *Supports up to 590 HP on 6.0 Powerstroke* This compressor housing is .70 A R but smaller in diameter but wider which makes it easy to remove and install. Includes —- Compressor Housing , Compressor Wheel, O ring ,Clamps, Bolts and Plate. We also have 2003 gt3782vas turbine housing with matching 10 blade turbine.