The Lethra Vacuum Pump Valve Brake Booster Replacement is designed for optimal performance in Ford MK3/EcoBoost Transit Focus models with 1.0L and 1.5L engines. This kit comes with a check engine light repair kit, ensuring your vehicle's emission control system is performing optimally. The valve repair ensures improved vacuum performance, preventing vacuum leaks that could lead to engine stalling or reduced power. The brake booster replacement strengthens the braking system, enhancing control and safety in low traction conditions. This product is compatible with the following part numbers: 1867424, 1765939, CM5G2A451GA, DS7G2A451A, and 1PCS. Choose Lethra for high-quality products and guaranteed performance.