2014 Forest River XLR Viper 305V16, 2014 Forest River Viper 305V16 Wherever the road takes you, the Viper gets you there in complete comfort and stylewith more storage, a sleeker, aerodynamic exterior and space for toys and all the gear that goes with them. Vipers ergonomically designed interior is the perfect blend of form and function, with storage or living space maximized in the V.