+1 on the Eberspächer/Espar for over 4300m. We met two couples with Webasto in the Atacama. Both were having issues with their heaters at altitude (one had flames exiting the exhaust pipe for a couple of very exciting minutes).
We didn't have any problems firing up our espar at 4300m el Taito...
Seattle / Bellevue, local pickup only.
Two (2) new and unused AGM batteries received on warranty return. Manufacture date 9/19.
$200 each, normal price $309, on sale at West Marine today for $263...
My recommendation is to have live conversations with some if the 100's of people who are currently traveling the globe. Conditions change rapidly, but for the most part travel tends to be safe - especially if you are observant and follow basic common sense. There are several FB and WhatsApp...