Update your semi with supreme engine protection to keep it at its best, with the OTR OTRAF20047 Air Filter with Expertise Built In™. Thanks to its specialized collection system, this replacement air filter is the ideal solution to clean the air of dirt, dust, and contaminants, while optimizing vehicle performance. Crafted with durable and innovative materials to reduce how often each filter should be changed. OTR understands what it takes to repair and maintain Class 6-8 trucks, so they deliver solutions, making your job easier and more efficient. OTR warranties are comparable to or better than OE and top brands. All heavy duty truck parts offer the same form, function, and fit as the OE replacement parts. FleetPride is your First Click in Heavy Duty®.