There is not a custom fit extended mirror for your 2019 Mercedes-Benz Sprinter Motorhome. What I recommend is the K-Source Universal Dual Lens Towing Mirrors - Clip On - Pair # KS3990. This will give you the dual mirror adjustment for extended views and will fit most mirrors 4-1/2 to 11-1/2 inches tall so it will fit your factory mirror housing. view full answer...
Yes, the MaxxAir FanMate Rain Cover part # MA00-955003 will work well with the MaxxAir Roof Vent system part # MA00-955003 that you referenced. view full answer...