This Dorman M630748 Master Cylinder fits perfectly into your Lexus IS250 or GS350. It is made of high-quality aluminum material with a rust-preventative finish to ensure durability. The port quantity is two, and it is compatible with interchange part numbers 11-3469, 13-3469, 11-3392, MC391317, F144214, and F144215. The manufacturer part number is M630748, and it is an OE/OEM part number for your vehicle. The warranty is limited lifetime, and it is not a universal fitment. This Master Cylinder is a perfect replacement for your old or damaged one, ensuring optimal performance and reliability. Exact item is shown. New open box with partial original packaging. Item weight 1.4 lbs. Made in China. No returns if installed. This item is a new, opened customer return. It has been inspected and passed quality control to insure the condition described and contents are accurate. Please review actual photos as stock photos are not the actual item, our photos are. You will ONLY receive exactly what is shown in photos, regardless of what might have originally been included. Please review our business policies in our store for information regarding returns, shipping and warranties.