GM 12499225 Delphi GM LS7 Lifters
GM 12595365 LS VALVE LIFTER GUIDE/BUCKETS DOD DELETE 4 REQUIRED
 
These GM stock replacement lifters are manufactured by Delphi. Excellent for factory replacement or deleting AFM/DOD. 
Kit includes (16) GM 12499225 Delphi Lifters and (4) GM 12595365 Gen IV Guide Trays.