Shop with Blessed Performance for the PPE Coolant Thermostat Housing Cover for your 2001-2004 GM 6.6L LB7 Duramax diesel. A black anodized aluminum bleeder screw with a built-in air channel and O-ring is included to make quick work of purging air from your system. This cover is constructed from cast 304 stainless-steel for maximum corrosion and rust-resistance. This is a direct bolt-on replacement providing a straightforward installation.
Highlights:
- Cast 304 Stainless Steel Construction
- Black Anodized Aluminum Bleeder Screw
- Direct Bolt-On Installation
- Available in Raw or Polished Finish