Reference Number E4050M, SP4082M, M100077, P76790M, 13585456, 13577824. Vehicle Fitment Compatible With 2011-2012 Chevrolet Malibu L4 2.4L High Efficiency and Energy-Saving Adopting advanced technology and optimization design, provide fast, reliable and continuous fuel transmission, ensure optimal engine performance, improve fuel utilization, diminish fuel consumption and tail gas, not only save fuel costs for users, more diminish the environmental impact, meeting modern environmental protection requirements, and contributing to sustainable development. Mute and Reliability Utilizing advanced noise denoise technology cut down operational noise levels, minimizing interior noise interference. Employing durable materials and precision manufacturing processes, rigorously tested and manufactured to high standards, ensures long-term stable operation, not easy to damage or leakage, diminish failure and maintenance costs, and provide users with a reliable and quiet and pleasant driving environment. Precision Control Through precise control algorithms and highly sensitive sensors, achieve precise control of fuel supply, ensuring smooth and reliable fuel delivery, enhancing vehicle acceleration performance and response speed, ensuring driving stability and safety, providing drivers with a smoother driving experience.