Description: 100% brand new, Never been tried or installed Outlet Size: 2.0" Primary Tube Size: 1.50" x 1.25" Oval Number of O2 Sensor Locations: 1 Number of EGR Locations: 1 Head Flange Thickness: 7/16" Outlet Flange Thickness: 3/8" CNC machine flanges with TIG and MIG welded construction . Gains of up to 13HP and 11torque by increasing air flow with mandrel bent tubing. Professional installation is highly recommended Installation Instruction is NOT Included Fitment: Ford F150 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996 5.8L V8 Engines ONLY Ford F250 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996 5.8L V8 Engines ONLY Ford Bronco 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996 5.8L V8 Engines ONLY For Exact Years and Models, Please Check Compatibilities Package including: 1 X Set of Header Exhaust System Hardwares such as Gaskets and Bolts as Shown in the Picture Above