Description
The PACCAR 2277129 Fuel Filter is a genuine filtration solution designed to provide maximum protection for PACCAR MX-11 and MX-13 diesel engines. Engineered to meet stringent PACCAR specifications, this kit helps maintain fuel system cleanliness by removing harmful contaminants, water, and debris from diesel fuel before they can reach critical engine components.
Modern high-pressure common rail fuel systems require exceptionally clean fuel to operate efficiently. The PACCAR 2277129 filter kit utilizes advanced filtration media to capture fine particles and separate water from fuel, helping protect fuel injectors, high-pressure pumps, and fuel rails from premature wear and damage. This contributes to improved engine performance, enhanced fuel economy, lower maintenance costs, and extended component life.
Manufactured for durability and reliable operation in demanding commercial trucking environments, the 2277129 filter kit ensures proper fuel flow and consistent filtration performance throughout the recommended service interval. Its direct-fit design allows for quick and easy installation, making it an ideal choice for scheduled maintenance on Kenworth and Peterbilt trucks equipped with PACCAR MX engines.
Regular replacement of fuel filters is essential for maintaining engine reliability and reducing downtime. By installing the PACCAR 2277129 Fuel Filter Kit, fleet operators and owner-operators can help maximize engine efficiency, protect expensive fuel system components, and keep their vehicles operating at peak performance.









Logan –
Exactly what I needed for my truck. Smooth ordering process and quick delivery.