Gibson Performance Performance Header Features: Heavy Duty 409L Stainless 16ga Tubing Mandrel Bent Tubing Heavy Duty 3/8 in. Thick Laser Cut Port Flanges Premium Gaskets and Hardware No Welding Required Uses OEM Style Connections Height: 24.00 Width: 10.00 Length: 10.00 Weight: 20.00 lbs Fitment: 2006/Ford/F-350 Super Duty/XLT Standard Cab Pickup 2-Door/5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated^^2006/Ford/F-350 Super Duty/XLT Extended Cab Pickup 4-Door/5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated^^2006/Ford/F-350 Super Duty/XLT Crew Cab Pickup 4-Door/5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated^^2006/Ford/F-350 Super Duty/XLT Cab & Chassis 4-Door/5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated^^2006/Ford/F-350 Super Duty/XLT Cab & Chassis 2-Door/5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated^^2006/Ford/F-350 Super Duty/XL Sta...