1. Produced from plastic meeting and ensuring ; 2. Resistant to cracking and wear from heat cycles preventing coolant loss. 3. Manufactured to engineering standards and specifications in materials and tolerances. 4. Complete drop-in kit includes everything you need to do the job correctly 5. Includes expansion tank, and all necessary components; 6. Allows you to replace only damaged unit instead of entire assembly 7. Quality-engineered replacement part properly restores cooling function Part Number: 603-284, 603284,2035000049, 203 500 00 49 Fits The Following: For 2002-2005 C230 Kompressor 2006-2007 C230 Sport 2003-2005 C240 4Matic 2001-2005 C240 Base 2006-2007 C280 (submodel: 4Matic, Luxury) 2002-2004 C32 Base 2003-2005 C320 4Matic 2001-2005 C320 Base 2006-2007 C350 (submodel: 4Matic, Luxury, Sport) 2005-2006 C55 Base 2004-2005 CLK320 Base 2003 CLK320 Base 2006-2009 CLK350 Base 2003-2006 CLK500 Base 2003-2006 CLK55 Base 2007-2009 CLK550 Base 2007-2009 CLK63 Base 2008 CLK63 Black Series Colour:black+white Material:plastic Package Contents: 1 x Coolant Reservoir