Pacific Performance 119000820 01-20 GM 6.6L Duramax Coolant BlockOff Plate Black

black coolant duramax gm pacific performance plate

The OEM block off plate uses a gasket and can leak over time. The PPE billet block off plate is thicker and uses an O-ring seal. The O-ring is made from Viton more maximum longevity. The PPE billet block off plate installs using the OEM fasteners. .