K&N Motorcycle Air Filter + Oil Filter Combo 2012-2014 Kawasaki EX650R Ninja KA-6512 + KN-303 Designed to boost horsepower and rate of acceleration. Can be cleaned and used again High air flow with exceptional filtration. Lasts up to 50,000 miles before cleaning is required depending on driving conditions Works with original equipment manufacturer vehicle electronics. Emissions legal in all 50 US states Will NOT void vehicle warranty. Million Mile Limited Warranty Mfg#: KA-6512 + KN-303