(18 May 2016, 6:59 pm)S813 FVK wrote I think it was said that the 46 would be renumbered X46 in line with the MAX upgrade. Nothing was ever mentioned of the 48 being marketed as a MAX service, though, despite services 46 and 48 still interworking once the MAX upgrade is done.
Go north east operate service X46 which is basically an express 46 using the Castles Express buses