Shop with Blessed Performance for the Fleece Coolant Block Off Plate for your 2001-2016 GM 6.6L LB7/LLY/LBZ/LMM/LML Duramax diesel. Fleece engineered this plate to be a direct-fit replacement for the leaking rear engine coolant cover in your Duramax. This block-off plate is thicker than the factory plate and features an integrated O-ring to replace the stock gasket. With bolts included for installation, this block-off plate is a permanent solution for coolant leaks.
Highlights:
- Integrated O-Ring
- Direct-Fit Replacement
- Cross Reference For GM Part# 97941204