Browse our selection of used tiffin motorhomes rvs for sale at Poulsbo RV — voted best RV dealer in Washington — with four locations across Washington state in Sumner, Kent, Everett, and Mt. Vernon. With one of the largest RV inventories in the Pacific Northwest, we have hundreds of RVs in stock. Out-of-state buyers are welcome through our Fly & Drive program — we'll fly you to Washington and you can drive your RV home.