K&N 12 Isuzu D-Max 2.5L L4 DSL Replacement Air Filter 2009-nissan-pathfinder-s-esi7990951 Take your Polaris’ off-road performance

Take your Polaris’ off-road performance to the next level with the help of HP Tuners’ complete diagnostic and calibration support

our portals are a game changer

The smaller the main air jet the more fuel you get and less air

Timing is calibrated for max safe power per fuel you are running and modifications listed

No dowel pins to install or fail

K&N 12 Isuzu D-Max 2.5L L4 DSL Replacement Air Filter 2009-nissan-pathfinder-s-esi7990951 Take your Polaris’ off-road performanceK&N washable, reusable High Flow Air Filters feature a state of the art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No Hassle Lifetime Limited Warranty. K&N drop in replacement filters are designed to install easily into your