Sprint Filter P037 - The High Performance Waterproof Universal Air Filter Sprint Filter is Official Technical Supplier of the HRC Repsol Honda Team Official Technical Supplier of Aprilia Racing Official Supplier of Ducati 2020 No rain sock required - P037 is a special water resistant tissue that prevents rain from entering your engine Designed for bikes equipped with external direct intakes, our universal pod filters, combined with our unique P037 ultra-fine, water resistant Dual Sport tissue, offers the most convenient, lowest maintenance, highest performance external air filter solution available. Polyester P037: Filtration: 37 microns - Airflow: 5.000 lit/m2/s - Waterproof: Yes Polyester P08: Filtration: 80 microns - Airflow: 5.050 lit/m2/s - Waterproof: No Polyester P08F1-85: Filtration: 85 microns - Airflow: 15.000 lit/m2/s - Waterproof: Yes Virtually Maintenance Free To clean your Sprint Filter P037, simply remove the filter from the intake, blow it clean with compressed air, and re-attach it. No messy washing, after-market cleaners or oil treatments required, saving you valuable time and money! Long Lifecycle Being man-made, the P037's polyester material will, if properly looked after, display no discernible deterioration or loss of structure or performance over the lifetime of your bike. Build Quality With 60 years of experience in producing air filters, and success at the highest levels of competition (including MotoGP, Moto3 and World SBK), you can be confident in the quality of materials and manufacture of your Sprint Filter P037 air filter. Filter Shape Round conical Filter Length 78mm Overall Length 100mm Flange Inside Diameter 70mm Top Outside Diameter 86mm Base Outside Diameter 100mm Flange Position Centre Offset Application None Flange Angle 0 deg