A Air Filter Cafe Racer is a type of air filter specially designed for cafe racer motorcycles. Cafe Racers are a style of motorcycles that appeared in the 1960s, characterized by a sleek and minimalist design and very efficient engines. The air filters for Cafe Racer are generally high speed, washable and reusable, and are designed to increase power and improve engine performance. Among the popular brands of air filters for coffee racers, let us quote K&N and BMC.