Airaid SythnaFlow Side X Side intake systems are proven to dramatically increase airflow over the stock intake systems, improving overall performance in your Side X Side. Included is an Airaid SynthaFlow premium air filter, which is safely sealed from dirt, dust, and other debris inside a roto-molded air box. Airaid SynthaFlow Side X Side kits feature massive air inlets, maximizing cold air induction. If you're looking to get longer service intervals, more horsepower, and increased performance, then look no further--Airaid SynthaFlow Side X Side intake systems are your first choice!