2015-2015 Duramax LML HSP Upper Coolant Tube (537-2-HSP) Color:Illusion Cherry

2015-2015 Duramax LML HSP Upper Coolant Tube (537-2-HSP) Color:Illusion Cherry2015 2015 Duramax LML HSP Factory Replacement Coolant Tank (527 2 HSP) The HSP Upper Coolant Tube is a premium upgrade for the 2015 2016 LML Duramax equipped Chevrolet and GMC trucks. This often overlooked component is both functional and aesthetic a simple replacement that adds durability and style to your engine bay. Why Upgrade to the HSP Upper Coolant Tube? The factory rubber upper coolant hose is prone to cracking, leaking, and early failure

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