Axxess OESWC-8113H Steering Wheel Control Wire Harness for Amplified 2003-Up Select Toyota Vehicles Steering Wheel Control Wire Harness For amplified 2003-Up Select Toyota vehicles Works with OESWC-STK and OESWC-RF steering wheel control add-on interface Stand alone option for the OESWC line EIA standard color-coded wiring