Easy to install, EV1 connector, O-ring pre-installeddirect replacement for your vehicle's original factory part.. Replacement For Buick GMC Isuzu Chevy Oldsmobile 4.2L. Attention: Always wear eye protection and start with installation tools. Searching related installation video on the internet will be recommended.. Usage: When the fuel injectors fail, they can lead to degrade the performance of engine.Replacing the Folconauto Fuel Injectors can solve this problem. Our Fuel Injectors has been tested several times to ensure your safet.
