K&N Replacement Air Filter (33-2309)

K&N Replacement Air Filter (33-2309)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

Use with K&N 100-8505 Scoop or Harwood 3158 Scoop

2-5/8 inch inside diameter

4 inch inside diameter

This hood scoop plug is designed for a scoop with a 50 square inch opening

CLEAN ONCE EVERY 5 YEARS: Engine air filter only needs cleaning every 75

Extends service interval of your K&N filter

Dual cotton layers

Custom foam backing for a snug fit

This coupler adapts a 3-1/4 inch to a 2-1/2 inch tube and is 2 inches in length

The front of the plug is composed of attractive carbon fiber providing additional strength to the plug

This coupler connects two 3-5/8 inch tubes and is 2-1/2 inches in length

They have smaller foam cells