Replacing the factory under the dash wire harness with an American Auto wire factory wire harness.
https://www.classicparts.com/mobile/1...
BLAUPUNKT GTHS81 8" Amplified Subwoofer 320Watts https://www.amazon.com/dp/B08LQ43RGX/...
BOSS Audio Systems MC900B 4 Channel Weatherproof Amplifier – Bluetooth, 500 Watts, Bluetooth MultiFunction Remote, Full Range, Class A/B, 48 Ohm Stable, Auxin, RCA Outputs, USB Charging https://www.amazon.com/dp/B00IBI518Y/...
https://www.classicparts.com/mobile/1...
https://www.summitracing.com/parts/su...