M50-6039-4412350
Heated DEF Return and Supply Hose Assembly (4 x 2350mm)
Kenworth®

The Heated DEF Return and Supply Hose Assembly is essential for the proper functioning of your Kenworth truck's aftertreatment system. Designed to handle high temperatures and resist wear, this high-quality hose assembly ensures the safe and efficient transfer of Diesel Exhaust Fluid. With four hoses measuring 2350mm each, it provides a perfect fit for your vehicle's specifications. Constructed from durable materials, it prevents leaks and maintains consistent DEF flow, which is critical for emission control and engine performance. Choosing genuine OEM parts like this hose assembly from Source One Parts Center guarantees compatibility, quality, and peace of mind. Our commitment to providing authentic Kenworth parts makes us your top destination for reliable, high-performance truck components.