Easy to install, EV1 connector, O-ring pre-installeddirect replacement for your vehicle's original factory part.. Fits 2001-2004 For Chevy GMC Marine 8.1L. 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.
