I've got a 2006 Tundra 4x4 and will be installing E rated tires and Firestone airbags to support a FWC camper. I've never had this kind of tire, or airbags, and my first camper. So, I'm pretty clueless about what my tire and airbag pressure should be in these scenarios:
No camper - Highway driving, maximize mpg
No camper - Easy off-road - mainly gravel FS roads
Camper and gear (1000 lbs) - Highway driving, maximize mpg
Camper and gear (1000 lbs) - off-road - mainly gravel FS roads
No camper - Highway driving, maximize mpg
No camper - Easy off-road - mainly gravel FS roads
Camper and gear (1000 lbs) - Highway driving, maximize mpg
Camper and gear (1000 lbs) - off-road - mainly gravel FS roads