The PPE 119000820 Black Coolant Block-Off Plate, your go-to solution for replacing the leak-prone factory coolant plate in your 2001-2024 GM 6.6L Duramax. The OEM block-off plate, typically sealed with a gasket, often falls victim to leaks over time. To combat this, the PPE Block-Off Plate has been engineered with increased thickness and comes equipped with a new O-ring, significantly enhancing its durability and reliability.

• Durability Enhanced: Features a leak-free O-ring seal design for superior sealing.
• Premium Construction: Crafted from CNC-machined billet aluminum, ensuring long-lasting use.
• Aesthetic Finish: Sports an anodized black finish that adds a sleek look to your engine compartment while providing corrosion resistance.

Upgrade to the PPE 119000820 Black Coolant Block-Off Plate for a dependable, durable solution to the common issue of coolant leakage in your Duramax engine. This product not only delivers on performance with its innovative O-ring seal design but also enhances the visual appeal of your engine bay with its sleek anodized black finish. Designed specifically for the 2001-2024 GM 6.6L Duramax models, it represents a significant upgrade over the standard factory part, promising a leak-free experience thanks to its precision CNC-machined billet aluminum construction.