K&N Replacement Air Filter - 10.625in O/S L x 7.625in O/S W x .688in H for Arctic CatK&N off road replacement air filters are ideal for extended use in dirty and dusty off road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with just a K&N filter element. K&N replacement air filters are washable and reusable and provide high air flow with excellent filtration. This Part Fits: Year Make Model Submodel 2012,2014 Arctic Cat 550 Base 2010 2011 Arctic Cat 550 4x4 Auto Base 2010 Arctic Cat