• Fits DRZ400 2000-2009 and KLX400R 2003 models.
• OEM replacement filters designed to fit inside the factory airbox.
• Larger surface area over foam filters, offers longer service intervals in dusty conditions.
• Four layers of premium cotton gauze provides outstanding filtration.
• Designed to increase horsepower and throttle response.
• Developed with a sealing bead precise to its application.
• Epoxy-coated aluminum wire mesh incorporated into a back-fire screen to protect the filter element.
• Pre-oiled and ready to race! 

  JC Part# SU-4000