The CUMMINS optiair 400 series 7.44" air filter housing is engineered with high-capacity media designed for dust holding capability. It is designed to maintain optimal airflow, which reduces strain on your engine. Its compact design ensures flexibility and ease of integration into various systems. The efficient dirt-trapping capability enhances the quality of air intake, supporting consistent engine output and reliability. The clean air supply provided by this housing contributes to engine performance consistency.