2023 Tesla Model Y, Remove rubber gasket in the trunk, remove the panel, remove the side panel, remove clips and panel, The amplifier and subwoofer are located on the side. Unplug the main harness from the amplifier. Subwoofer wires are green red and purple brown These are dual voice coil wires for the factory subwoofer.You can use them for hi to low module inputs.model 3 should have same amplifier and subwoofer system and also 12volts battery connection
You can use hi to low module to reduce the signal for the amplifier input. 12 volt battery connection is located under the rear seat passenger side. Be sure to add a fuse for the amplifier .cxa 1200.1 kicker amp kicker com r 12"
For the amplifier turn on we ended up power up the trigger wire from cigarette lighter wire in the trunk driver side
