Superseded Part Number: M630422,46100SDBA11. Interchange Part Number: M630422,46100SDBA11. 1x Master Cylinder - M630422. Acura TL 2005-2008 All engine. For Acura：. Type: Master Cylinder. - Carefully remove the old master cylinder unit, ensuring all connections, including brake lines and electrical plugs, are properly disconnected.
