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GM Genuine Parts Fuel Injection Pressure Regulators are designed engineered and tested to the highest standards to provide a reliable safe and durable product. Backed by General Motors these regulators offer a spring-loaded valve that returns excess fuel back to the fuel tank. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. With regular updates to production and service part designs GM is always integrating new materials and technologies. The GM Genuine Fuel Injection Pressure Regulator is the perfect choice for a high-quality reliable fuel injection system. Its spring-loaded valve helps maintain a stable engine idle and assists with cold engine starts. GM Engineers have designed and validated these OE parts specifically for your Chevrolet Buick GMC or Cadillac vehicle. The GM Genuine Fuel Injection Pressure Regulator is the perfect choice for a quality-driven customer. Its premium design engineering and testing ensure optimum performance for your vehicle. Plus with the backing of General Motors you can trust that this product is safe and reliable.