Chevrolet Performance LS Lifter Tray
Brand Chevrolet Performance
LS Lifter Guide from GM. Fits all stock GM production LS blocks for applications without Displacement-on-Demand (DOD) or also known as Active Fuel Management (AFM). If you are removing AFM from an LS engine you will need to replace the AFM lifters with stock LS lifters and use this lifter guide (quantity of 4 required).