jeep grand cherokee wk

  1. 5

    In over my please

    Ok so I really need you help deciding what I can do to my 09 jeep grand cherokee 5.7 with the RER radio/navi. For now I can't afford a compeer able head unit so factory stay. There is a can bus line Inbetween the radio and factory boston acustics amp and after is like I said a amplified signal...