ACDelco GM Original Equipment Engine Oil Filters are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These Filters help ensure a clean supply of oil to engine components. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional. Helps keep abrasive particles away from bearings and other engine hydraulic components Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts OE or ACDelco Professional ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle GM regularly updates production and service part designs to integrate new materials and technologies