K&N 88-08 Nissan 1.8L / 87-05 Nissan/Infiniti 3.0L / 00-09 3.5LDrop In Air Filter - 33-2031-2 fits_2000-2006`Toyota`Celica this unit uses engine coolant

this unit uses engine coolant to warm up oil during cold starts and keep it cool during aggressive driving

The Apollo's shell reduces heat build-up and feeds cool air into your engine

4" Outside Diameter Dual Wall Angle Cut

3-in thick intercooler design optimized for maximum flow

Black Coated Finish

K&N 88-08 Nissan 1.8L / 87-05 Nissan/Infiniti 3.0L / 00-09 3.5LDrop In Air Filter - 33-2031-2 fits_2000-2006`Toyota`Celica this unit uses engine coolantK&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