Exhaust Manifold Header for Ford F150 F250 Expedition V8 5.4 1997-2003

Description: Outlet Size: 2.50" Primary Tube Size: 1.50" Head Flange Thickness: 7/16" Outlet Flange Thickness: 3/8" Fitment: Ford F150    1997, 1998, 1999, 2000, 2001,  2003    5.4L V8 Engines (except 2000 Ford F-150 Lariat Extended Cab Pickup 4-Door 5.4L,1997 Ford F150 XLT,2003 Ford F-150 Lariat Extended) Ford F250    1997, 1999, 2000, 2001, 2002, 2003    5.4L V8 Engines（except 2001 Ford F-250,2002 Ford F-250 Super Duty XLT Extended Cab Pickup 4-Door 5.4L 330Cu. In. V8 GAS SOHC Naturally Aspirated） Ford Expedition  1998, 1999, 2000, 2001, 2002, 2003    5.4L V8 Engines (For Year and Model, Please Check Compatibility)