Description
Product Overview
The Mupera 5/16 inch nylon fuel line is engineered for high‑pressure fuel delivery in modern automotive applications. Constructed from premium alloy steel and reinforced nylon, the 25‑foot black hose offers a nominal wall thickness of 0.3125 inches and an outside diameter of 7.94 mm, providing exceptional strength while remaining flexible enough for easy routing. Each kit includes a variety of quick‑disconnects and compression fittings, all color‑coded to match the AIRKIT‑516 model, ensuring a perfect fit for your vehicle’s fuel system.
![[Product front view showing all components]](https://www.innovmart.store/wp-content/uploads/2026/06/6bed2f4a6d30475993c370ce6e57b9f6.jpg)
Usage
This fuel line is ideal for replacing worn or damaged sections in gasoline, diesel, or ethanol‑based systems. Whether you are servicing a passenger car, light‑truck, or small SUV, the 25‑foot length covers most routing needs without the need for splicing. The nylon construction resists aging, chemicals, and high temperatures, making it suitable for both everyday driving and high‑performance scenarios. Install the line in any environment where reliable fuel flow and leak prevention are critical.
Why Choose Us
Mupera combines decades of automotive expertise with rigorous quality testing. Each fuel line undergoes pressure testing well beyond standard specifications to guarantee safety and durability. Our kits are packaged with clear instructions and a packing slip that lists exact part numbers, reducing guesswork during installation. Backed by a responsive customer support team, we offer assistance for fit‑verification and troubleshooting, ensuring confidence from purchase through long‑term use.
Key Features
- High‑pressure nylon construction resists corrosion, heat and abrasion for long‑lasting performance.
- 25‑foot length eliminates the need for multiple sections, simplifying installation.
- Includes matching quick‑disconnects and compression fittings for a secure, leak‑free connection.
- Lightweight (1.01 lb) yet robust, reducing overall vehicle weight without sacrificing strength.
- Dedicated after‑sales support and easy‑to‑follow instructions for DIY and professional installers.
FAQ
What vehicles are compatible with the 5/16 inch nylon fuel line?
The line fits most passenger cars, light trucks and SUVs that use a 5/16 inch fuel hose. Check your vehicle’s service manual for exact hose diameter.
Is this fuel line suitable for diesel fuel?
Yes, the nylon material is compatible with gasoline, diesel and ethanol blends, providing reliable performance across fuel types.
How do I install the quick‑disconnect fittings?
Slide the fitting onto the hose end, push until it seats fully, then secure with the provided clamp. No special tools are required.
Will the line handle high‑performance engine pressures?
The hose is rated for pressures well above typical street‑car requirements, making it suitable for performance and racing applications.
What warranty does Mupera offer?
All Mupera fuel lines come with a one‑year limited warranty covering material defects and workmanship.




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