K&N REPLACEMENT AIR FILTER TO SUIT TOYOTA HILUX YN61G YN130R YN81R 3Y-E 2.0L I4This K&N replacement air filter is designed to increase horsepower and acceleration while providing excellent filtration. It is washable and reusable, and is custom designed to fit into your existing factory air box. Its drop in design means adding performance is simple. With most vehicles, you simply have to remove the disposable air filter and replace it with a K&N air filter. This air filter suits Toyota vehicles fitted with 3Y E and 4Y E I4