Hi unsure what the silver and black box are next to my ecu i have the pics in my garage under crook6693 slimjims.Can anybody help oh and i can not see any of the wires going into the ecu the wires come out of these boxes and go up and behind the clove box.The car holds boost at 17/18 psi there is no cat and the car has 3 gauges volt meter boost gauge and air fuel mixture meter.Thanks all

 

you will find it has something to with your tracker/immobiliser

 

it only has the standard scooby system alarm no add ons to it but thanks for having a look.