This is a genuine OEM throttle body assembly for a 2005-2009 Buick Lacrosse, designed to fit perfectly and function like new. The assembly includes a throttle valve and is compatible with interchange part numbers 12582615, 12607894, 12576729, and 12590132. It is a used part that has been inspected and tested to ensure its quality and performance. This throttle body assembly is specifically designed for the Buick Lacrosse model and year specified in the title. It comes with a manufacturer warranty and is a great option for anyone in need of a replacement part. Buy with confidence and get back on the road with this high-quality throttle body assembly.