Active Fuel Management AFM DOD Delete Kit for 2007-2017 GM Chevrolet Gen IV 6.0L CarThis kit includes everything needed to delete AFM DOD (Active Fuel Management) from the 2007+ Chevrolet 6. 0L L76 L77 Car engines. Kit Contents GM PN 12711967 non AFM DOD 1 bolt Camshaft Lifter Guides Your Choice of Lifters Complete head gasket set w MLS head gaskets (rectangle intake ports) Complete head bolt set Front timing cover gasket set GM brand non AFM DOD valley plate GM brand crankshaft bolt Note: tuning your ECM is required to turn off AFM