‑backed under the 1 Extended Performance Oil Filter Limited (see manufacturer details). High‑efficiency synthetic blend media removes over 99% of contaminants to keep oil cleaner, longer. Up to 20,000 miles or 1 year of proven protection when used as directed. Heavy‑duty canister engineered to withstand up to 9× normal operating pressure Anti‑drain‑back valve helps protect against dry starts; enhanced nitrile gasket aids leak resistance.