BMW S 1000 RR HP-4 2013-14 K&N Replacement Air Filter - S 1000 RR HP-4 2013-14 DUCATI Controller Housing Designed and Constructed

Controller Housing Designed and Constructed to Handle Harsh Conditions in a Racing Environment

we have used them in all our race motors for 30 years or more

Much improved over the original Suzuki Gasket

Advanced magnetic core technology delivers high output in one of the smallest packages available

BMW S 1000 RR HP-4 2013-14 K&N Replacement Air Filter - S 1000 RR HP-4 2013-14 DUCATI Controller Housing Designed and ConstructedK&N Engineering Replacement Air Filters Provide increased horsepower and improved throttle response over OEM type Paper or foam filter elements. Washable and re usable, backed by a million mile manufacturers warranty! All K&N filters are pre oiled ready for use. K&N Filters have a high quality urethane or plastic chassis seal selected for performance and durability, ensuring a perfect seal to Protect your engine from damaging particles. The red pre