2010 Tiffin Allegro Bus. NO DEF! You will not find one close to this year in this great of shape. Clean! Clean! Clean! Always stored indoors. New tires and batteries last year. All options included. All Electric! Previous owner was an electrical engineer and went to great lengths to document anything that you could think of in the manuals which are included. Did I mention she is pristine? Auto MCD shades. Aqua hot, factory solar panel, basement slide out. And the list goes on.