QSK50 Cummins Air Filter AF25278 Parts Catalog Ref No. Part Name Part No. Required 　 Air Assembly Cleaner 3429430 4 1 T-Bolt Clamp 140313 3 2 T-Bolt Clamp 140314 1 3 Elbow Hose 3030514 1 4 Air Cleaner Strap 3050499 2 5 Air Filter 3630751 1 6 Air Cleaner Bracket 4012447 1 7 Plain Hose 4012448 1 8 Air Filter …