2003 lexus sc430 stereo wiring

Looking for the stereo wiring diagram on SC430 also. anyone knows where to purchase OEM harness?

Here is the schem for that vehicle: Radio 12v      WHITE/ red       +       radio harness Radio Ground      WHITE/ black       -       radio harness Radio Ignition      gray       +       radio harness Radio Illumination      green       +       radio harness Factory Amp Turn-on      N/A             Power Antenna      BLACK/ red             radio harness LF Speaker +/-      see notes             amplifier in trunk Notes: The LF mid and tweeter is brown (+) - green (-), and the woofer is pink (+) - purple (-). The RF mid and tweeter is blue/black (+) - blue/red (-), and the woofer is lt. green (+) - blue (-). The rear subwoofer wires are RED / blue (+) - RED / black (-) for the left, and blue/red (+) - blue/black (-) for the right. RF Speaker +/-      see LF speaker +/- notes             amplifier in trunk LR Speaker +/-      black - yellow             amplifier in trunk RR Speaker +/-      red - white             amplifier in trunk wire4veins

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Precision Autosound - Owner

MECP Master Installer