K&N 15-17 Nissan NP300 L4-2.3L DSL Drop In Air Filter Drivetrain>Diff Braces and the best possible throttle

and the best possible throttle response

HKS LEGAMAX Premium Subaru Forester 5AA-SKE

Eibach ERS 14

RV's and agricultural equipment

It lasts longer

K&N 15-17 Nissan NP300 L4-2.3L DSL Drop In Air Filter Drivetrain>Diff Braces and the best possible throttleK&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of vehicles on the road. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace