Aux diesel tank in bed question...
I purchased a 2008 Silverado and it already had a 74 gallon aux tank in the bed hooked up to the fill pipe of the main tank. I sold the 74 gallon tank and purchased a smaller 37 gallon but was told no...
Forum Discussion
GoPackGo wrote:I just installed one of these in my buddys new truck last weekend. Works really well.
I have an RDS tank. The RDS install kit INCLUDES a shut-off valve where it plumbs into the main (OEM) fuel filler line. When the fuel level backs up the OEM filler line and reaches the valve, it closes, stopping more fuel from flowing. This way it cannot get up to the level of the outside filler cap.
Northern Tools has the kit. $80.
Tim
