2004 GMC W-Series Fuel Injectors, Fuel Rails, Components
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- Mahle®Lower Fuel Injector O-Ring KitGMC W3500 Forward / W4500 Forward 2004, Lower Fuel Injector O-Ring Kit by Mahle®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$6.03
- Snow Performance®Fuel Rail BracketGMC W-Series 6.0L 2004, Fuel Rail Bracket by Snow Performance®. Designed with big speed fans in mind, this mind-blowing fuel system upgrade will help you maximize engine performance and fuel efficiency. It’s easy to install and will...Top-grade fuel system upgrade that will take your driving to the next levelDesigned to help you maximize your vehicle’s fuel system efficiency$54.99