ACDelco GM Original Equipment Fuel Injector Rails are designed, engineered, and tested to rigorous standards, and are backed by General Motors. Fuel rail is connected to the injectors that are mounted just above the intake manifold on an engine. This rail feeds the injectors to supply fuel into the combustion chamber to be mixed with air for excellent combustion. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

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• Smooth throttle response
• Easy cold starting
• Excellent  fuel economy
• Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
• ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
• GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
• GM regularly updates production and service part designs to integrate new materials and technologies