This brake master cylinder is precision-engineered to match the design, function, and performance of the original master cylinder on specific vehicle years, makes and models. It is made of new, high-quality materials for a safe, durable replacement. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [BMW 325i: 2001, 2002, 2003, 2004, 2005] - [BMW 325xi: 2001, 2002, 2003, 2004, 2005] - [BMW 330i: 2003, 2004, 2005, 2006] - [BMW 330xi: 2001, 2002, 2003, 2004, 2005, 2006]