The DFC brake master cylinder for 2013–2020 Cadillac XTS is a replacement unit intended to restore steady hydraulic pressure and consistent brake pedal response for those XTS model years. It replaces a failing or aged master cylinder to help recover normal braking control. Fitment is explicitly targeted to 2013–2020 Cadillac XTS applications.
DFC 13-20 Cadillac XTS Brake Master Cylinder