There ar 2 waqy use a converder of regular apeaker out put a rca jack or just connect the radio speakers out put to the high input of the amp

If you live in California no it will not pass and you got to fix the problem and performer a drive cycle c whit it consist of driving the car for at list 16milles on the street and the freeway

The vin is located on the driver side door jam or in right side fire wall in a aluminiom plate on that truck it has like 4 to 8 numbers good luck