Lifter replacement kit compatible with compatible with 2014-18 Chevy & GMC 6.2L L86 engines. VIN code "J". Vin refers to the 8th character in the vehicles ID in lower dash. Kit includes: (8) Standard roller lifters, (8) DOD Active fuel management lifters, (2) Front Plastic lifter trays, (2) Rear plastic lifter trays and (19) New cylinder head bolts plus (1) torx bolt used on right side cylinder head and (2) Head Gaskets.