MK4 Rain Sensor/Auto Dim Mirror Retrofit Harness freeshipping 5 RCN210 Radio Quadlock to

5 RCN210 Radio Quadlock to ISO Adapter

If you still need to source the mirror though

Please contact us before ordering to arrange sending in ECU

It does NOT include a donor ECU or a new EPROM chip so original chip would be installed into socket or can add a performance chip at the same time if provided

MK4 Rain Sensor/Auto Dim Mirror Retrofit Harness freeshipping 5 RCN210 Radio Quadlock toMK4 rain sensor and auto dim rear view mirror retrofit harness. Wires that need to be added into the windshield wiper relay are pre terminated to plug right into the relay connector and ring terminal goes to any body ground. Only need to splice into a switched ignition source and optional reverse gear signal (if wanting the mirror to undim when backing up, black blue tracer wire near hood release handle). Need to add a 192 wiper relay and replace