BGm 5.3 AFM Lifter Replacement Kit. Head Gasket Set, Head Bolts and Lifters ReviewbP PP Gm 5.3 AFM Lifter Replacement Kit. Head Gasket Set, Head Bolts and Lifters PFor 2005 - 2011 5.3 Active fuel management engines only.PIf your not sure this will fit, send me a message with your vin number, I will look up your vehicle and make sure. :)PFeel free to send me a message with questions.P8 New AFM lifters + 8 New roller lifters 16 total.PFull Head Gasket set. All new head bolts.