The ECOGARD X33 Engine Oil Filter is engineered to provide reliable filtration for a wide range of vehicles, including models from AM General, American Motors, Buick, Cadillac, Chevrolet, GMC, International, Jeep, Oldsmobile, Pontiac, and Studebaker. With a height of 4.02 inches and an outer diameter of 3.7 inches, this spin-on filter is designed for easy installation and optimal performance. It features an anti-drain back valve to prevent oil from draining back into the engine when the vehicle is off, ensuring immediate lubrication upon startup. The bypass relief valve allows for continuous oil flow even if the filter becomes clogged, maintaining engine protection under all conditions. The filter's design includes solid steel end caps and a double-fluted center tube, enhancing durability and efficiency. Manufactured in accordance with ISO/TS:16949 standards, the ECOGARD X33 meets the requirements for maintaining new vehicle warranties, making it a dependable choice for fleet operations seeking to ensure engine longevity and performance.