Mahle Throttle Body Gasket Subaru WRX 2002-2005This is the Mahle Throttle Body Gasket that is available for separate purchase. If you have a leaking throttle body gasket then it could limit boost, create an abnormal idle, and your vehicle will not be running to its full potential. Mahle, which has become a well-established high-performance brand has a rich history manufacturing components especially for boxer type engines of various makes and models. This throttle body gasket has been made from quality materials to ensure a proper seal for those who need to replace a worn or damaged seal, or if you need a new seal for re-assembly of the throttle body.