K&N Air Filters are designed to increase your GSXR 600, 750 and 1000 horsepower and acceleration. K&N Air Filters are recognized for the excellent filtration. Installing a K&N Air Filter in your GSXR 600, 750 or 1000 is as simple as changing the air filter. Pull out the old air filter and drop in the K&N Air Filter, and you're done. K&N Air Filters are the world's best air filter.