Toyota Lexus Scion Factory OEM Radio Plug & Play 4 Channel 400 Watt Add an Amp

Toyota Lexus Scion Factory OEM Radio Plug & Play 4 Channel 400 Watt compatible with Toyota Scion Lex Want to add a boost to your interior speakers? Want to keep your factory original OEM stereo? Don’t want or know how cut into your wiring? Take the guesswork out of the installation with this plug and play wire harness!  Installation is as easy as 1, 2, 3! Remove your OEM factory radio Unplug the OEM factory wiring and plug in this wire harness Reinstall your OEM factory radio What is it? This wire harness integrates a 4 channel amp that adds 45 watts RMS to your speakers AND provides a subwoofer signal output with remote turn on so a sub amp can be installed as well.  No additional wires to run or connections to be made to get the 4 channel amp to work! What you will receive One (1) plug and play wire harness with a pre-installed power pack Compatibility Notes Where this REALLY shines is when you've replaced your stock speakers with aftermarket 2 or 4 ohm speakers, and