K&N Round Air Filter (E-3717)

K&N Round Air Filter (E-3717)K&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

The 63-1050 air intake comes with a vented

on some monster trucks and on other racing vehicles

the perfect assembly is sure to be found here

4 inch tall air filter E-3026R and several other variations meant for off-road racing use

It is the last air filter you will have to buy

One Year Limited Warranty

The resulting smooth

K&N Million Mile Limited Warranty

Air is directed through an aerodynamically engineered intake tube into the engine's throttle body for a guaranteed power gain

Specifically designed for custom applications

outside diameter

K&N intakes are designed to dramatically reduce air flow restriction as well as smooth and straighten air flow