2001 - 2005 Kia Magentis Exc. 4-Wheel ABS; FWD. 2006 Kia Magentis FWD, w/o ABS. 2001 - 2005 Kia Optima FWD, w/o ABS. Brake Master Cylinder. Master Cylinder Material: Aluminum. The cast aluminum shell is made of special materials, and the cylinder body is made of fine materials.