An ACDelco General Motors (GM) Original Equipment PF66 oil filter is a GM-recommended replacement for your vehicle's original component. Designed using filtering technology that helps provide tight seals and reduced engine wear, these premium oil filters provide outstanding protection for demanding uses. The ACDelco oil filter helps ensure a clean supply of oil to engine components. This original equipment oil filter has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.