Fleece Coolant Block-Off Plate FPE-DMAX-CBOP

The Fleece FPE-DMAX-CBOP Coolant Block-Off Plate is specifically engineered for your GM 6.6L Duramax. 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.