11-14 Duramax LML HSP Upper Coolant Tube 4 Inch Inlet there's no question that you

there's no question that you have the hottest exhaust on the road - MBRP

You need The ADJUSTER

Kit includes stainless steel hardware

Display instant fuel economy and trip fuel economy

7L PowerStroke Intercooler Pipe Upgrade Kits for several years and decided it was time to re-evaluate the kits to see if any improvements could be made

11-14 Duramax LML HSP Upper Coolant Tube 4 Inch Inlet there's no question that you** 2 3 Week Build Time Normally** HERE AT HSP, WE BELIEVE IN GOING FAST AND MAKING BIG POWER. WE ALSO BELIEVE YOU SHOULD LOOK GOOD DOING IT! THE LML UPPER COOLANT TUBE IS A PERFECT PART TO ADD A CUSTOM LOOK TO YOUR TRUCK. THIS SMALL BUT SOMETIMES OVERLOOKED COMPONENT WILL KEEP YOUR TRUCKS ENGINE BAY LOOKING SHARP.