Constructed with 100% polyurethane on all four sides, this high flow, oiled OE replacement performance filter will out flow stock paper filter for improved horsepower and torque. Five layers of progressively finer mesh cotton gauze media provide maximum airflow for best performance results. Washable..
Constructed with 100% polyurethane on all four sides, this high flow "oil-free" OE replacement performance filter will outflow stock paper filter for improved horsepower and torque. Three layers of progressively finer mesh synthetic media provide maximum convenience and easy maintenance. Washable an..
K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. K&N filters are custom designed to fit into your existing factory air box for simple, fast installation. K&N stock replacement air filters for street vehicles are cove..
K&N Replacement High-Flow Air Filters are The Original High-Flow Air Filter.
Since 1969 K&N Engineering has been designing, manufacturing, and enhancing High-Flow Air Filters for the automotive and motorcycle enthusiast interested in maximizing horsepower and acceleration. Since K&a..
PLEASE BE ADVISED THIS INTAKE WAS DESIGNED FOR THE 2008+ G37 AND HAS BEEN SUCESSFULLY FITTED TO THE M37. SLIGHT MODIFICATIONS MAYBE NECESSARY DURING INSTALLATION FOR CORRECT FITMENT. SEE DIY LINK BELOW.
On the system we tested fitted, modification was re..