EVIL ENERGY 6AN to 3-8 SAE fitting close-up; durable aluminum for EFI lines.
EVIL ENERGY 37-degree seal close-up demonstrates leak prevention in EFI fittings.
EVIL ENERGY LS swap fuel line setup featuring aluminum 6061-T6 EFI fitting.
EVIL ENERGY 2-piece EFI fitting pack ready for engine builds.
EVIL ENERGY 6AN to 3-8 SAE fitting close-up; durable aluminum for EFI lines.
EVIL ENERGY 37-degree seal close-up demonstrates leak prevention in EFI fittings.
EVIL ENERGY LS swap fuel line setup featuring aluminum 6061-T6 EFI fitting.
EVIL ENERGY 2-piece EFI fitting pack ready for engine builds.

EVIL ENERGY 6AN to 3/8\" SAE Quick Disconnect EFI Fitting Adapter – Aluminum (2PCS)

OverviewEngineered for performance and reliability, EVIL ENERGY 6AN to 3/8\" SAE Quick Disconnect Fitting Adapter arrives as...
Vendor: EVIL ENERGY
Availability: In stock
£27.44
£27.44
Please hurry! Only 5 left in stock
Subtotal: £27.44
10 customers are viewing this product

Free UK Delivery on All Orders

No Minimum Spend Fast & Reliable Delivery Ships Across the UK

Free Returns

30-Day Free Returns
EVIL ENERGY 6AN to 3-8 SAE fitting close-up; durable aluminum for EFI lines.

EVIL ENERGY 6AN to 3/8\" SAE Quick Disconnect EFI Fitting Adapter – Aluminum (2PCS)

£27.44
EVIL ENERGY 6AN to 3-8 SAE fitting close-up; durable aluminum for EFI lines.
EVIL ENERGY 37-degree seal close-up demonstrates leak prevention in EFI fittings.
EVIL ENERGY LS swap fuel line setup featuring aluminum 6061-T6 EFI fitting.
EVIL ENERGY 2-piece EFI fitting pack ready for engine builds.

EVIL ENERGY 6AN to 3/8\" SAE Quick Disconnect EFI Fitting Adapter – Aluminum (2PCS)

£27.44
Description
Description
x

Overview

Engineered for performance and reliability, EVIL ENERGY 6AN to 3/8\" SAE Quick Disconnect Fitting Adapter arrives as a compact, high‑strength solution for EFI plumbing. The set is machined from 6061-T6 aluminum, offering a durable yet lightweight option for tight engine bays. A push‑on connection paired with a precise flare seal provides a clean, secure interface for fuel lines.

The 6AN thread size is 9/16-18 UNF and the long rod OD is 3/8 inch, ensuring compatibility with standard EFI hoses and components used in modern builds. The 37‑degree flare seal helps minimize leaks while the connection remains easy to assemble and service.

Key specifications

  • Thread size: 9/16-18 UNF (6AN); long rod OD: 3/8 inch
  • Seal: 37-degree flare to prevent leaks
  • Working pressure: up to 1500 psi
  • Temperature range: -40°F to 250°F
  • Material: aluminum alloy 6061-T6
  • Package: 2 pieces

Common uses

  • Engine fuel rail connections for EFI systems and performance builds
  • LS swap fuel lines and related upgrades
  • Transmission cooler lines and return lines
  • Fuel sensor connections and related EFI plumbing

Real-world considerations

In busy engine bays, a compact, reliable quick‑disconnect option can simplify maintenance and upgrades. The aluminum construction balances strength and lightness, while the 37‑degree seal helps maintain a steady, dependable connection under varying temperatures and vibration.

Why choose EVIL ENERGY

EVIL ENERGY designs components to support enthusiast builds without overpromising results. This 2‑piece fitting set offers a practical, upgrade‑focused option for those who value a secure connection, ease of installation, and compatibility with common EFI hardware.

Compatibility notes: verify hose inner diameter and seat depth to ensure a snug fit with your specific EFI hose. If unsure, consult your vehicle's service documentation or support resources before installation.

FAQ

Q: What is included in the EVIL ENERGY 6AN to 3/8 EFI fitting set?

A: Two aluminum 6061-T6 fittings with 6AN to 3/8\" SAE quick disconnects, ready for EFI lines.

Q: What are the temperature and pressure ratings?

A: Working pressure up to 1500 psi and operating from -40°F to 250°F.

Shipping & Return
Shipping & Return
x

Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

Complete Your Setup

Example product title
£27.44
£27.44
Example product title
£27.44
£27.44
Example product title
£27.44
£27.44
Example product title
£27.44
£27.44
Example product title
£27.44
£27.44
Example product title
£27.44
£27.44
Example product title
£27.44
£27.44
Example product title
£27.44
£27.44
Example product title
£27.44
£27.44
Example product title
£27.44
£27.44

Recently Viewed Products