The Fleece Performance Duramax Billet Coolant Block Off Plate 2001-2017 is built to OEM-or-better standards for diesel truck owners who want a no-compromise upgrade. Engineered, manufactured, and supported by Fleece - the diesel performance specialists.

Features

• Replaces the leak-prone factory rear coolant block-off cover on Duramax
• Machined billet aluminum, thicker than the OE stamped cover
• Integral square-cut o-ring seals without a gasket
• Stops the common rear engine cover coolant weep for good
• Drop-in fitment for 2001-2017 GM 6.6L Duramax (replaces GM P/N 97941204)

Specifications

• Fuel Type: Diesel
• Engine: Duramax
• Country of Origin: US

Manufacturer Description

2001-2016 Duramax Billet Coolant Block Off Plate (Replaces GM P/N: 97941204) OE covers are prone to leakage as the gaskets dry out and factory cast covers corrode.

Our billet coolant block off plate with an integral O-ring is an upgrade for your rear engine cover and will the stop the coolant leaks for good.