K&N Replacement Air Filter Round 11in OD 9-1/4in ID 6in H 2011-ford-f-150-esi7522933 Each system is built from

Each system is built from premium T-304 austenitic stainless steel

0L V8 engine

manufactured in the U

3 inspired lip with weight savings pockets

and the bullet-style resonator in the mid-pipe

K&N Replacement Air Filter Round 11in OD 9-1/4in ID 6in H 2011-ford-f-150-esi7522933 Each system is built fromK&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 10 Year Million Mile Limited Warranty. K&N drop in replacement filters are designed to install easily into your