Sprint Filter air filters feature an innovative polyester material and optimized surface area delivering more airflow, power, and filtration. Sprint Filter offers three maintenance-free options that can be cleaned using ONLY compressed air. The P08 is a versatile and efficient, offering a filtration degree of 80 microns, suitable for use on the road with outstanding performance features. The P08 F1-85 is the highest existing permeability of any air filter on the market, guaranteeing a filtering power of 85 microns, making it suitable for racing. And the P037-EX is an ultra-fine, water-resistant air filter explicitly developed for use in demanding conditions such as dirt, water, and dust. Plain and simple, more air = more power.