Retain control over your factory JBL or JBL Synthesis amplified audio system when replacing your factory radio with this Amplifier Turn-On Interface for Select Toyota and Lexus Vehicles by PAC. The TATO allows you to control power and audio levels of your factory amplifier after installing an upgraded aftermarket radio. This amplifier turn-on interface keeps balance and fade capabilities so you can enjoy the best of both your old and new audio systems.
Q: Will this work on a 2004 Lexus IS300?
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