A quarter-century ago, Volkswagen discovered the motorhome. Before then, conversions of its rear-engined T2 and T3 buses—the latter known in the U.S. as the Vanagon—were handled by aftermarket companies such as Westfalia or yacht-maker Dehler. But these elaborate, if compact, motorhomes became unaffordable, and VW moved to fill the niche. Based on the T3, the [...]