Wow, you all are awesome! I am going to check measurements, I may have a friend in Canada who can get new scepter 20ls. I have thought about a transfer tank, Mr. Wolf. plumbed into main with a switch in the cab so I can use red But, I have a quad cab and 6.4 bed. So I would like the extra space and fuel cans can be moved around, also I have a DB cover over my bed.