The Purolator TA45314~FH Air Filter is engineered to provide superior air filtration for heavy-duty engines, ensuring optimal performance and longevity. Designed with multi-fiber, high-density media, this filter effectively traps up to 96.5% of harmful contaminants, including dirt, soot, and debris, preventing them from entering the engine and causing potential damage. The precision-fit polyurethane framing optimizes engine airflow, enhancing acceleration and overall engine efficiency. Constructed with a steel grid backing and polyamide high-temperature glue beads, the filter offers exceptional strength and stability, even under demanding conditions. This robust construction ensures a tight seal, preventing unfiltered air from reaching the engine. Regular replacement of the air filter is recommended to maintain engine performance and protect against contaminants that can lead to increased fuel consumption and reduced engine lifespan. The Purolator TA45314~FH Air Filter meets or exceeds original equipment (OE) specifications, making it a reliable choice for fleet operators seeking to maintain their vehicles' performance and reliability.