CARQUEST Premium Oil Filters employ a blended media proven for up to 10,000 miles in taxi cab fleet testing at a 99.5% efficiency rating at 20 microns.
Product Features:- High efficiency and durable cellulose/synthetic blended media for longer drain intervals
- Silicone anti-drain back valve has 3X the durability verses nitrile for engine start-up protection
- Precision coil spring relief valve
- Metal end caps
- Internally lubricated gasket