The Purolator TL45526 Engine Oil Filter is engineered to provide high-efficiency filtration, capturing contaminants to ensure clean oil flow and smooth engine operation. Its robust design offers dependable protection, contributing to extended engine life and consistent performance. This filter features dual-layer filtration media that guards against contaminants, and a silicone anti-drainback valve that prevents rough starts and reduces damaging wear on cold start-up. The heavy-duty case design meets exacting OE standards, creating a better seal than other brands. The innovative case design resists distortion and overtightening, simplifying installation. Purolator offers a full line of professional-grade advanced filters for technicians, ensuring consistent OE quality, broad coverage, and new products brought quickly to market to make service simple and profitable. Since inventing the oil filter in 1923, Purolator has been relentlessly perfecting oil, air, cabin air, and fuel filters. With countless filtration patents, Purolator is trusted by technicians and DIYers alike to provide advanced filtration and protection. Purolator focuses on creating cutting-edge filtration solutions designed to fit the complex vehicle systems of today and tomorrow.