Fits: 2004.5-2007 Chevy Silverado/GMC Sierra 2500HD/3500HD LLY/LBZ Duramax Diesel

Specifically designed for use with the factory thermostat housing. Stainless steel construction prevents corrosion compared with OEM mild steel pipe which is prone to rusting and eventually leaking. Also great for marine applications.

Features:

• 304 stainless steel

• Fully TIG welded for strength