Explore Ford Focus Exhaust Gas Recirculation Sensor & Cooler. Discover Ford Focus Exhaust Gas Recirculation Valve Replacement Cost. Find Ford Focus Exhaust Gas Recirculation Valve. Maintaining the EGR (Exhaust Gas Recirculation) valve in your Ford Focus is crucial for optimal performance and longevity. Regular inspections can ward off issues, but be mindful of signs like poor engine performance or increased emissions, signaling it's time for a replacement. To prolong its life, ensure it's clean and free from debris. When selecting a new EGR, opt for OEM-quality valves or reputable aftermarket options, each designed to provide specific benefits like improved fuel efficiency or reduced NOx emissions. Installation is straightforward, but always adhere to manufacturer guidelines to ensure proper function and maintain warranty coverage, making it a smart investment for your vehicle's health and resale value.