MERCEDES BENZ R350 GL450 ML350 DELPHI REAR SAM SIGNAL  ACQUISITION MODULE OEM THE PARTS IN THE PICTURES ARE THE ACTUAL PARTS YOU WILL BE RECEIVING.... IF YOU'RE NOT SURE ABOUT FITMENT OR HAVE ANY QUESTIONS FEEL FREE TO ASK... ALL PROBLEMS CAN BE RESOLVED BY GOOD COMMUNICATION  IF A PROBLEM ARISES PLEAES GIVE ME THE OPPORTUNITY TO SOLVE IT