The aFe PROGUARD Oil Filter 44-LF018 delivers high flow and outstanding filtration for performance-oriented gas engines. Built with a durable steel canister and heavy-duty coil spring, this filter features a 3/8″ nut/ratchet drive with a 1″ square boss for easy removal and a built-in seal for leak-free installation. Designed as a direct stock replacement, it ensures dependable performance for extended intervals and high-stress driving conditions.