Description
Product Overview
The Antrys Fuel Injection Rail O‑Ring kit delivers a precision‑engineered rubber seal designed to fit the fuel rail of select GM vehicles from 1999 to 2007. Crafted from high‑grade, wear‑resistant rubber, each O‑ring offers superior elasticity and resistance to fuel chemicals, ensuring a tight, leak‑proof connection. The package includes three O‑rings (two large, one small) to cover all sealing points on the rail, and the compact dimensions (2 x 1.5 x 0.16 inches) make storage effortless. With a lightweight design of just 0.317 ounces, the kit is easy to handle and install without additional tools.
Usage
Designed for automotive technicians and DIY enthusiasts, this O‑ring set is ideal for routine maintenance or emergency repairs on fuel injection systems. Install the O‑rings whenever you notice fuel odor, reduced engine performance, or a drop in fuel efficiency. The kit fits Chevrolet, GMC, Pontiac, and Oldsmobile models, making it a versatile solution for a wide range of drivers seeking reliable engine operation. 
Why Choose Us
Antrys combines decades of automotive expertise with rigorous quality control to deliver components that exceed OEM standards. Each O‑ring undergoes a multi‑stage testing process to verify dimensional accuracy, tensile strength, and chemical compatibility. Our commitment to durability means the seals maintain integrity even under extreme temperature fluctuations and high‑pressure fuel flow, reducing the risk of premature failure and costly engine repairs.
Key Features
- Premium rubber material provides excellent wear resistance and fuel compatibility
- Exact fit for GM fuel rails from 1999‑2007, ensuring a leak‑free seal
- Tool‑free installation saves time and reduces labor costs
- Includes two large and one small O‑ring for complete rail coverage
- Compact, lightweight packaging for easy storage and handling
FAQ
What vehicles are compatible with this O‑ring kit?
The kit fits Chevrolet, GMC, Pontiac, and Oldsmobile models equipped with fuel injection rails manufactured between 1999 and 2007.
Do I need any tools to install the O‑rings?
No special tools are required. The O‑rings can be pressed into place by hand, making replacement quick and straightforward.
How often should the fuel rail O‑rings be replaced?
Inspect the O‑rings during regular service intervals; replace them if you notice cracks, deformation, or any signs of fuel leakage.
Are these O‑rings covered by a warranty?
Yes, Antrys offers a limited one‑year warranty against manufacturing defects for added peace of mind.
Can I use this kit on non‑GM vehicles?
The dimensions are specific to the listed GM models. Using them on other makes may result in improper sealing and is not recommended.




Fuel Injector O-Ring Kit Dorman Rubber Round 904-312
Reviews
There are no reviews yet.