AS A TOKEN OF OUR APPRECIATION TO YOU, WE WILL MAIL YOU SIX OIL/FILTER SERVICE COUPONS! THE FIRST FOUR ARE AT A  NOMINAL AMOUNT OF $79. THE LAST TWO  COUPONS ARE FREE OF CHARGE  .WE USE ONLY APPROVED SYNTHETIC OIL AND FILTER. THE COUPONS MUST BE REDEEMED BEFORE THEIR EXPIRATION DATE AND USED ONLY FOR THE MERCEDES THAT YOU JUST PURCHASED. PLEASE CALL YOUR SALESPERSON FOR AN APPOINTMENT. THESE SERVICES MUST BE DONE AT OUR SALES FACILITIES WHERE YOU PURCHASED YOUR CAR!!