Shop with Blessed Performance for the PPE Coolant Bypass Tube (Water Pump to Thermostat Housing) for your 2001-2005 GM 6.6L LB7/LLY Duramax diesel. Over time the OEM mild steel pipe rusts and eventually leaks. This tube is specifically designed for use with the factory water pump. The fully polished 304 stainless steel construction looks great and prevents corrosion.
Highlights:
- O-Rings Included
- Direct-Fit Replacement
- CNC-Machined Tube End
- Polished 304 Stainless Steel