Ensure your engine is ready for the journey ahead with a clean and contaminant-free fuel line, with the OTR OTRFF40038 Fuel Filter with Expertise Built In™. Due to its specialized design, this replacement fuel filter is able to protect the fuel injection system by seizing harmful contaminants before the liquid is combusted in the engine. Constructed with solid materials to endure demanding system conditions and lengthen the interval time between each component change. 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®.