SUPERIOR ENGINE PROTECTION -– Premium Guard Air Filters filter out 99% of incoming engine air to help extend the life of your engine. ENHANCED PERFORMANCE – High-capacity air filter media removes dangerous particles, improving engine performance and increasing engine efficiency. EASY TO INSTALL - Premium Guard Air Filters are engineered to fit perfectly inside your vehicle’s housing for quick and easy installation. Compatible with Acura MDX, Honda Pilot. Precisely designed, engineered, and tested to meet and exceed all Mercedes-Benz OE air filter requirements.