Do you need a van? Then you need the four-axle GMC Camper, on sale now on eBay.
This V8-powered RV has four axles, one fixed, two steerables at the front and one steerable at the rear. Built from three vans stitched together, it's stuffed with a "genuine oak-wood kitchen with microwave, refrigerator, stove and sink, sofas around the kitchen table, leather LZ-boy, radio, communication radio, cassette player, mount-in-TV, toilet, Queen size bed, hardwood floors except bedroom which has carpet, 2 separate ACs for travel and camping, heater, sunroof."
One you've asked 'how', you start asking 'why?'...