This in-series wiring harness adapter is to be used when connecting the UPPER fairing speakers, together with the LOWER fairing speakers, to the front two channels of a J&M in-fairing mounted 2 or 4 channel amplifier, on the 2014-2023 Harley StreetGlide, RoadGlide, or Ultra.
This wiring harness is completely plug-n-play and compatible with the stock Harley in-fairing audio system wiring & plugs. Wiring harness is complete with connection schematic diagram.