You should know what im gonna suggest already dont you?
![Green Grin :greengrin:](https://board.marlincrawler.com/Smileys/marlin/greengrin.gif)
Id put a efi tank in behind the axle under the bed. It'll have a larger capacity and it fits perfectly between the framerails. Ive never hit mine beings the springs are inboarded they get hit before the tank. Although a heavy duty skid is on the to-do list.