A fluid application device having a flow diverter is provided. The fluid application device includes an applicator head having an internally formed manifold having a fluid input conduit, two or more fluid output conduits and a chamber disposed between the input conduit and the two or more output conduits. An external attachment surface is formed on the applicator head and is configured to have two or more nozzles selectively and removably secured thereto. A flow diverter is removably disposed in the chamber and includes a plug having two or more channels, each channel in fluid communication with the fluid input conduit and a respective fluid output conduit of the two or more output conduits. The fluid input conduit is configured to receive a fluid from a supply source and the two or more fluid output conduits are configured to discharge the fluid from the applicator head to respective nozzles.