Our heavy duty engine air filter is precisely manufactured according to OEM standard, perfectly matching RS3516, LAF2536, AF25219, 46842, TR515 and more original part numbers. It fits multiple Peterbilt and Freightliner heavy-duty truck models, ideal for direct replacement and regular maintenance. With high-density filter material and optimized pleating design, this air filter effectively captures dust and tiny impurities. The upgraded radial seal structure avoids air leakage and ensures stable engine operation. Made of sturdy and anti-aging materials, this filter adapts to all kinds of complex driving conditions.It is a high capacity, long life air cleaner element specially built for commercial heavy duty trucks. Every unit is strictly inspected before shipment and packed safely for transit.We focus on reliable quality and bring you cost-effective replacement parts for your trucks.