M50-6039-4414600
Heated DEF Return and Supply Hose Assembly (4 x 4600mm)
Kenworth®

The Heated DEF Return and Supply Hose Assembly is essential for the proper functioning of your Kenworth truck's aftertreatment system. Engineered to handle high temperatures and resist chemical degradation, this hose assembly facilitates the safe transfer of Diesel Exhaust Fluid (DEF) between the tank and emission control components. Its durable construction and precise dimensions ensure a secure fit and long-lasting performance, reducing the risk of leaks or failures. Proper installation of genuine OEM parts like this guarantees optimal system operation, helping you meet stringent emission standards and avoid costly repairs. Whether for maintenance or replacement, sourcing authentic parts from Source One Parts Center ensures compatibility, quality, and peace of mind. We are committed to providing the best selection of Kenworth truck parts, supported by expert advice and competitive prices, so your fleet remains reliable and compliant.