K&N 08-09 Dodge Caliber SRT-4 (L4) 2.4L Performance Intake 'Exhaust' Refine was designed specifically as

Refine was designed specifically as a final gloss enhancer and swirl remover to eliminate the haze left behind by heavier cutting compounds

they are built to be durable and long-lasting

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K&N 08-09 Dodge Caliber SRT-4 (L4) 2.4L Performance Intake 'Exhaust' Refine was designed specifically asA high density polyethylene (HDPE) rotationally molded tube helps increase the volume of airflow to your engine, and provides a guaranteed increase in horsepower and torque. These systems are paired with a washable, reusable High Flow Air Filter featuring oiled cotton filter media. The oversized, conical design allows you to go up to 100,000 miles between filter services under normal highway driving conditions. A custom heat shield helps protect