The Vintage NOS AC Delco PF47 25010792 Duraguard GM Engine Oil Filter is a metal oil filter designed for easy installation in GM engines. Made by ACDelco in the United States, this filter includes an O-ring and is a vintage part with the manufacturer part numbers 25010792 and PF47. The filter does not have universal fitment and is a performance part for maintaining engine health. This product is a genuine AC Delco filter that is ideal for classic car owners looking for a reliable and high-quality oil filter option.