K&N Engineering Replacement Filter for 2013 Nissan Altima 2.5L

K&N Replacement Filter 11.438in O/S Length x 11.375in O/S Width x 1in H for 13 Nissan Altima 2.5L This listing is for one. This K&N washable, reusable High-Flow Air Filter features a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and is 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. This K&N drop-in replacement filter is designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product!