GPD A/C Service Kit --. GPD A/C SERVICE KIT. 2007 R320 CDI. Quantity Sold: 4-Piece Kit. Components: (1) A/C Receiver Drier, (2) A/C Expansion Valve and (1) A/C O-Ring and Gasket Seal Kit. Skillfully built with high-quality materials for long-lasting toughness.
