BMW R1200S 2008 K&N AIR FILTER PART NO BM-1204 K&NÕs high flow replacement air filters are designed to provide increased airflow and performance, while providing excellent engine protection for your Sport bike. K&NÕs washable and reusable pleated media air filter provides a large filtration area offering low restriction, better throttle response, more horsepower and long service intervals. Manufactured to fit into your stock air filter assembly with no cutting or fitting required. Fuel management modifications not normally required for increased performance. For over 40 years K&N has been designing and manufacturing performance air filters for the motorcycle and ATV enthusiast interested in maximizing horsepower and acceleration. Our air filter is designed to achieve high, virtually unrestricted air flow while maintaining filtration levels critical to ensure long engine life. K&N Air Filters will NOT void Motorcycle Warranty and are environmentally friendly. K&N Reusable Air Filters reduce the volume of disposable air filters that end up in landfills!