This Toyota Radio ISO Harness will allow the installation of a new or used aftermarket stereo into your amplified Toyota Vehicle. You will also require the new or used aftermarket headunit harness adaptor which comes with your aftermarket stereo. This Radio ISO Harness will convert your Honda original radio harness adaptor to standard ISO connections. MR2 1994 - 2000 with active speakers MR2 1991> import Supra 1993 - 1997 non active speakers.
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