The Right Rear Door-Lower Weatherstrip for 2010 Cadillac CTS is a genuine OEM part manufactured by GM. Made of black rubber, this door weatherstrip is designed for easy installation with a clip-on attachment type. It comes with a 1-year manufacturer warranty and is specifically designed for the right rear door of the vehicle. The part is interchangeable with GM#25948405 and is a high-quality replacement part from a trusted brand.