I wish off road type 4x4 vehicles were made with larger fuel tanks or extra fuel tanks. I think an extra tank is a safer way to carry more gas.
Jerry cans make it easier to fuel another vehicle if needed.
Ford recalling 4,300 heavy-duty trucks in Canada because axle may fracture
USA Trucks too!
A lighter color on truck and camper/shell helps a lot. Tropical Land Rover Tropical Safari roof is the best solution. I painted the top part of my Jeep's black roof with Solar Flex roof paint (95% UV reflection). It mad a huge difference.