2015-2015 Duramax LML HSP Upper Coolant Tube (537-2-HSP) Color:M&M Orange 91 AR Turbine housing and

91 AR Turbine housing and a 0

2017-2022 Powerstroke 6

While capable of providing enough airflow to support up to 700 RWHP this stock appearing unit still lights quick and is great for daily driving

and perhaps a little furniture spray polish is all you need to keep your tank looking new

7L with the P1 Performance Products C6147SLM 5" SLM Series Turbo-Back Competition Exhaust

2015-2015 Duramax LML HSP Upper Coolant Tube (537-2-HSP) Color:M&M Orange 91 AR Turbine housing and2015 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