This replacement coolant overflow hose is engineered to match the fit and function of the original equipment overflow hose assembly. Manufactured from quality materials to withstand extreme temperature changes for a long service life. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Buick Lucerne: 2006, 2007, 2008, 2009, 2010, 2011] - [Cadillac DTS: 2006, 2007, 2008, 2009, 2010, 2011]