This high-quality throttle body assembly is designed to fit perfectly on your 2005-2009 Buick Lacrosse, Lucerne or Grand Prix with a 3.8L engine. It is made by a trusted manufacturer. The assembly includes a throttle position sensor (TPS) and is compatible with Pontiac vehicles as well.

The part number is 12576729 and it is also a great replacement for your existing throttle body if you are experiencing issues with your fuel delivery system. So if you are looking for a reliable replacement for your throttle body, look no further than this top-quality assembly.