2001-2010 GM 6.6L Duramax Coolant Bypass Tube - Water Pump to Thermostat Housing
Specifically designed for use with the factory water pump. Fully polished 304 stainless steel construction looks great and prevents corrosion. The OEM mild steel pipe rusts and eventually leaks.
- Fully-polished 304 stainless steel
- CNC machined tube end
- Comes with two Viton O-rings