I checked with the dealer and they did not have anything. I did order one from a company at EuroCampers.com It cost $99 plus shipping. Good luck
FS1018 Marine grade 2-ply polyester Windshield Cover (white) 2007 - 2014 Sprinter (all models with 4 or 6 cylinder engines)
Our 1 piece Sprinter Cab Window Covers aren't the same cheap vinyl covers as found elsewhere. Ours are made from marine grade coated 2-ply polyester duck material that won't crack, peel or harden. Provides complete privacy for cab windows. To install, slip the corners over the upper edge of door and close door. Cover is held in place by doors and sewn in magnets. Fits Sprinters with chassis years 2007 - 2014. Rolls up or folds for easy storage. Storage bag included. Made In USA.