06-11 Mercedes W211 E550 CL500 SL600. TPMS Tire Pressure Sensor 315 Mhz. PARTS MAY SHOW SCRATCHES OR IMPERFECTIONS FROM THE ITEM BEING A. IF YOU HAVE ANY QUESTIONS ON AN ITEM. IF THE ITEM DOESN’T WORK IT WILL BE STATED IN THE ITEM DESCRIPTION. (IF UNSURE PLEASE ASK). WHAT YOU SEE IN THE PHOTOS IS WHAT YOU WILL GET. PLEASE MAKE SURE TO MATCH THE PART NUMBER WITH YOUR ORIGINAL PART. PLEASE LEAVE US A FEEDBACK ONCE YOU ARE SATISFIED WITH THE ITEM.