The PPE 119000630 Coolant Bypass Pipe for your 2001-2005 GM 6.6L Duramax is re-engineered to address the common failure points in the OE product. The PPE Thermostat Bypass Pipe has improved durability and Fully polished 304 stainless steel construction looks great and prevents corrosion. Maintain the steady flow of coolant and lessen the chances of overheating.
Features:
- Fully-polished 304 stainless steel
- CNC machined tube end
- Comes with two Viton O-rings
Fitment:
- 2001-2005 Chevrolet Silverado 2500HD/3500HD 6.6L Duramax LB7/LLY
- 2001-2005 GMC Sierra 2500HD/3500HD 6.6L Duramax LB7/LLY
Note:
- Replaces OE GM Part#: 97371074