Duramax Outlet Heater Core Supply Hose Kit

Upgrade your GM 6.6L Duramax with the PPE Performance Silicone Outlet Heater Core Supply Hose Kit. It's a direct bolt-on enhancement with no cutting or modifications needed. This kit features durable 5mm-thick 4-ply heat-resistant silicone rubber, ensuring reliability in challenging under hood conditions.

The kit includes premium stainless steel worm-drive clamps for secure installation and long-term resistance to moisture and chemicals.