For LT1, LS1, LT4, and many other GM 3 Wire MAF Applications. 1994-1996 Corvette 350 LT1. 1994-1997 Camaro 350 LT1. 1994-1997 Firebird 350 LT1. 1998-2002 Camaro 350 LS1. 1998-2002 Firebird 350 LS1. New pigtail assembly to repair the Mass Air Flow Sensor connector for the listed applications.