The Purolator TL38157 Heavy Duty Air Filter is engineered to provide superior protection for diesel engines, effectively trapping harmful contaminants such as dust, dirt, and soot. Measuring 15.5" in length, 7.5" in diameter, and 3.5" in height, this filter is designed for easy installation and optimal performance. Its axial seal design ensures a secure fit, preventing unfiltered air from entering the engine and maintaining consistent airflow. Constructed with multi-fiber, high-density media, the TL38157 captures more debris than standard filters, enhancing engine efficiency and extending service intervals. This filter is compatible with various heavy-duty applications, including over-the-road trucks and agricultural equipment, and is tested to ISO 5011 standards for reliability. Regular replacement of the TL38157 air filter helps maintain engine performance, reduce maintenance costs, and prolong engine life.