AFM DOD Delete Disable Kit for 2005-2006 GM Chevrolet 5.3L LS4 CarThis kit includes everything needed to delete AFM DOD (Active Fuel Management) from GM 5. 3L LS4 engines. VIN fitment: 8th Digit="C". Once installed, AFM will need to be disabled within your computer. We offer out mail in tuning reflash or Diablosport handhelds. Kit Contents AMS 3 Bolt nonAFM Camshaft (stock specs) Your Choice of Lifters Chevrolet Lifter Guides Head Gasket Set w GM OEM MLS head gaskets Set includes exhaust intake gaskets and valve