About Labwork: Labwork is an Auto Parts One-Stop Solution brand of more than 10 years, which specializes in providing global customers with top-notched quality automotive parts & accessories . If you need any auto parts, its enough to come to Labwork. Features: -Type: Heater Control Valve -Manufacturer Part Number: A2308300084 -Interchange Part Number: 2308300084, 230-830-00-84, 230 830 00 84 -Part Number: 230-830-00-84, 2308300084 -Fitment Type: Direct Replacement Fitment: For 2007-2008 For Mercedes-Benz CL 550 Base 5.5L V8 - Gas For 2009-2010 For Mercedes-Benz CL 550 4Matic 5.5L V8 - Gas .