Waste Gas Valve EGR Valve Exhaust Gas Recirculation Valve Car EGR Valve Automotive Exhaust Gas EGR Valve: Reduces emissions and improves engine efficiency. Optimize fuel combustion efficiency, save daily driving fuel consumption. Proper exhaust recirculation cuts down excess engine carbon buildup, making all your engine parts last way longer. Made with tough wear-resistant high-strength materials, this EGR valve runs totally steady even in super harsh high-heat and high-pressure conditions., Manufacturer: QTYAHDC