K&N 07-13 Nissan Altima 2.5L-4L Drop In Air Filter - 33-2374 Downpipes Plastic coolant expansion tanks are

Plastic coolant expansion tanks are both unpleasant to look at

Up to 35% Flow Increase

100% Polyurethane Frame For Extra Long Filter Life

Jig Manufactured To Ensure Accuracy

K&N 07-13 Nissan Altima 2.5L-4L Drop In Air Filter - 33-2374 Downpipes Plastic coolant expansion tanks areK&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