M50-6039-4414750
Heated DEF Return and Supply Hose Assembly (4 x 4750mm)
Kenworth®

The Heated DEF Return and Supply Hose Assembly is a critical component for maintaining optimal aftertreatment performance in Kenworth trucks. Designed to withstand high temperatures and harsh conditions, this durable hose assembly ensures the safe and efficient transfer of Diesel Exhaust Fluid (DEF) between the tank and emission control systems. Crafted with high-quality materials, it features precise dimensions and robust construction to prevent leaks and resist wear over time. Proper installation of this assembly helps in reducing downtime and maintaining compliance with emission standards. Whether you're performing routine maintenance or repairing a damaged hose, sourcing genuine OEM parts like this ensures compatibility and reliability. At Source One Parts Center, we pride ourselves on offering the best selection of authentic Kenworth parts, backed by expert support and competitive pricing. Trust us to provide the components that keep your truck running smoothly and efficiently, ensuring your fleet stays on the road with minimal interruption.