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2001-2010 GM 6.6L Duramax  The Fleece Duramax Turbo Thermostat Delete Plug is designed to eliminate the stock coolant feed line when installing a non water cooled turbocharger on your Duramax. Engineered with an O-Ring seal to prevent leaks and gain extra clearance for larger intake plumbing. CNC machined from 6061-T6 Aluminum. 

•Allows Use Of Non-Watercooled Turbochargers
•O-Ring Seal For A Leak Free Installation

•Provides Clearance For Larger Intake Plumbing

Fleece Coolant Block-Off Plug

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