Sinister Diesel® - Coolant Reservoir
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Sinister Diesel® SD-DEGAS-LML-13

Coolant Reservoir
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Coolant Reservoir (Degas) for 2013-2015 GM Duramax 6.6L LML. Full overview
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Product details

Replace that cracked, leaky and boring factory coolant reservoir with this stylish and high-strength all-aluminum coolant reservoir from Sinister Diesel. This 2013-15 Duramax 6.6L coolant reservoir is made from 6061 aircraft-grade aluminum that is TIG welded and pressure tested for maximum strength. Best of all, the aluminum design helps to dissipate heat in the coolant system improving both performance and longevity. The 2013-15 Duramax 6.6L coolant reservoir is a drop-in replacement for the factory coolant reservoir, so no modifications are required for this installation. Installing the coolant reservoir is quick and easy, and it can be installed with basic hand tools in less than 30 minutes even for a beginner. All of the installation hardware is included, and the sight glass allows for easy coolant level inspection. This 2013-15 Duramax 6.6L coolant reservoir is manufactured at Sinister'Sacramento, CA facility for maximum quality control. Great care is put into the part'cutting, forming, fitment and welding to ensure years of trouble-free performance. The coolant reservoir is finished in Sinister Blue for a clean look under the hood. All Sinister Diesel coolant reservoirs are covered by a 1 Year Warranty, Features and Benefits:TIG Welded 6061 Aluminum Construction - Substantially stronger than OEM, Pressure tested, Powder Coated in Sinister Blue, Drop-In Replacement - Installs in less than 30 minutes, Sight glass for easy level inspection;Includes:Sinister Diesel Degas Bottle, Installation Hardware.
  • UPC: 841788110099
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Item Details

color Sinister Blue
material Aluminum

Vehicle Fitment


Key features

They created a high performance diesel parts company that actually changed the way business was done.
Sinister Diesel's goal is and always will be to build the best quality Diesel Performance Products for your Ford, Dodge, and GM Trucks.
Today, Sinister is one of the fastest growing online aftermarket diesel parts retailers around.