I doubt it. Your heater is typically connected to a vehicles electrical system. That voltage can vary from around 9, with a dead ass battery, to 14.5 while charging via the alternator. I would...

Sweet rig bro, but how are we going to hear you a block and a half away from the trailhead? FWIW, most of our rigs run dual alternators. They're tuned for constant consistent amperage at low RPM. ...

He must be selling the rig to pay for his chemo. Sad.

When you gotta' go.

Look at horse stall mats. They're thick AF and heavy enough that the corners and edges typically won't get kicked up inadvertently.

https://www.calranch.com/standard-stall-mat-4-ft-x-6-ft.html

When the photos are worth more than the van.....

Does yours have an enormous bottle of antifreeze sitting front and center in the rig?

So you're saying that 400hp, 500 lb/ft and a rating of 9k isn't enough? [emoji849]

I've driven my fair share of Econolines with that kind of mileage, and trust me, you'll feel all 210k.

No more Free Candy?