Winter is Coming
Time to think about winterizing your Bolt.
A good Tech Tip WINTERIZING YOUR TRUCK including a link back to the Forums for additional tips.
I used the tanksinc.com U4 on my 48 3600. I think it works well. Second pic just shows how I have the lumber to level the frame, I adjusted tank height so that the fill tube was just above the top of the frame, and notched the board. (sorry don't have pic of the other side on the computer!)