BMW 1989-1993 535 / 1989 635 / 1988-1996 735 Replacement Air Filter (KNN33-2573)

This K&N High-Flow air filter drops into the factory air box and replaces your disposable filter for improved airflow and added performance. It is washable, reusable, and built to last the life of your vehicle.

Features

• Washable and reusable oiled-cotton media
• Improves airflow over the stock paper filter
• Direct drop-in replacement for the factory air box
• Fits select BMW 535, 635, and 735 applications
• Backed by K&N's 10-Year/Million Mile Limited Warranty