Purolator PL15313 PurolatorONE Oil Filter Up to 10,000 miles; 99% Dirt Removal Power High-density synthetic blend media Silicone anti-drainback valve that lasts longer than traditional nitrile to protect against dry starts and oil leaks Metal end caps provide stability and integrity for greater wear resistance Long-lasting, PTFE coated gasket for easy installation and removal Recommended replacement every 12 months or 12,000 miles for optimum performance* Encourages better airflow through the vehicle Easy installation with instructions included in every box Optimizes HVAC and defroster performance