IF YOU HAVE MUSTANG 5.0 GT OR 4.6 ALL THE MODEL I LAKE FROM 1964 TO 2005 I USE COBRA 1994 5.0 HER IN MY CONTRY BEFOR NOW I HAVE MUSTANG GT 1994 5.0 5 SPEED WITH K&N FLITER CHARGE BBK HAEDRS (LONG) -MSD I WANT ASK ABOUT THE NOS HOW H/POWER THANK YOU .