K&N Replacement Air Filter (33-2078)

K&N Replacement Air Filter (33-2078)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

Fits 390-800 cfm 4-Barrel Holley carbs with unmodified choke tower

This coupler connects two 4-1/2 inch tubes and is 1-3/4 inches in length

This allows cooler

Each performance air filter is reusable

Designed to increase horsepower and acceleration

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

This is a 1/4 inch stud measuring 5-7/8 inches in height with a 1-1/2 inch offset constructed with a durable zinc finish

Durable polyester material with stitched elastic openings

Unoiled foam pre-filter is easy to clean and re-use

Large open cell foam construction stops 90% of dirt with very low air restriction

Extends service interval of your K&N filter in dusty conditions

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