GM Genuine Parts Brake Hydraulic Hoses are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These are quality reinforced hoses that carry fluid to transmit force within the brake system, and are designed to withstand high pressures. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).