Air filter for 6LY3 - ETP/STP/UTP/STC/UTC/ETP24/STC24/STP24/UTC24/UTP24; 6LY3 - UTP; 8SY - STP; 6SY - STP2; 4BY150 - YMI; 4BY180 - YMI; 4BY2 - 150 - YMI; 4BY2 - 150Z - YMI; 4BY2 - 180 - YMI; 4BY2 - 180Z - YMI; 6BY2 - 220 - YMI; 6BY2 - 220Z - YMI; 6BY2 - 260 - YMI; 6BY2 - 260Z - YMI; 4BY(2) Series; 6LY3 Series; 6SY - STP; 8SY - STP