MagnaFlow Exhaust Products Universal HM Grade Federal (Exc. CA) Conv Univ 2.50" Angled Inlet 1997 Ford F-150 4.2 1997 Ford F-150 4.6 1998 Ford F-150 4.2 1998 Ford F-150 4.6 1999 Ford F-150 4.2 1999 Ford F-150 4.6 1999 Ford F-150 5.4 2000 Ford F-150 4.2 2000 Ford F-150 4.6 2000 Ford F-150 5.4 2003 Ford F-150 4.2 2003 Ford F-150 4.6 2003 Ford F-150 5.4 2001 Ford F-150 4.2 2001 Ford F-150 4.6 2001 Ford F-150 5.4 2002 Ford F-150 4.2 2002 Ford F-150 4.6 2002 Ford F-150 5.4 1997 Ford F-250 4.6 1998 Ford F-250 4.6 1999 Ford F-250 4.6 2004 Ford F-150 5.4 2004 Ford F-150 Heritage XL 4.2 2004 Ford F-150 Heritage 4.2 2004 Ford F-150 Heritage XLT 4.2 2004 Ford F-150 Heritage XLT 4.6 2004 Ford F-150 Heritage XL 4.6 2005 Ford F-150 5.4 2006 Ford F-150 5.4