Genuine Mercedes-Benz Clean Air Line 642-090-82-37-80. Part can be found as #. 642-090-60-37, 642-090-73-37, 642-090-74-37, 642-090-82-37, 642-094-34-97, 642-094-63-97. ONLY PART REFERENCE #10 ON THE DIAGRAM IS INCLUDED.Thank you for shopping with us. Please find our policies below. We cannot guarantee transit times for ground and oversize orders. In the unlikely event that a part has been placed on backorder or discontinued, we will do our best to try and find one for you as quickly as possible. A copy of the invoice will need to be included with the return. Parts must be resaleable and in the original packaging. We cannot take back used parts. We cannot take back installed or tried parts. Electrical parts are not returnable. We do reserve the right to refuse and return any parts we find have been installed, are used or do not meet the above criteria. Return request need to be within 30 days of receipt.