High-flow gauze filter offers superior engine protection and better air flow for more power. Reusable. Must use Billet Air Filter Adaptor Plate (GYT-5TG95-10-00). Service with Genuine Yamaha Gauze Filter Cleaner and Filter Oil, both available from your Yamaha dealer. For competition, use te GYTR™ Carburetor Jet Kit for maximum performance. Fits '04-'09 YFZ450, '09 YFZ450R
