Replaced toilet (old one leaked sewer stench)
Articulated shower curtain rod
Coat rack in the bathroom for towels
Vortex fan over bed (might replace the one in the bathroom in the future)
Flipped axles
Wet bolts
Bigger tires
Second spare
Fridge fans (in and out)
Tried led lights but wife didn't like them
Tried oxygenics but wife didn't like it (now in my shower at home :) )
Foam mattress topper
Upgraded old wfco converter to progressive dynamics (old one kept breaking down)
Got rid of cracked plastic bearing dust covers and downgraded to proven old metal ones
Hinged bumper sewer slinky doors
Black tank rinser