Why Use a Fuel Pressure Take Off Adapter?

Monitoring fuel pressure is critical for EFI performance, tuning accuracy, and engine reliability. A dedicated gauge port adapter allows builders to install mechanical gauges or electronic sensors without requiring extra tees, reducers, or questionable plumbing decisions.

Translation: cleaner installation, fewer leak points, less chaos.

Fuel Pressure Take-off Fitting: The fuel pressure take-off fitting is an AN6 male to -6 female with a 1/8″ NPT gauge/gage port. The thread size of the 6AN is 9/16-18 UNF.

Features

• 6AN male flare to -6AN female swivel adapter
• Integrated 1/8-inch NPT gauge port
• Lightweight billet aluminum construction
• Female swivel design for easier installation
• Precision CNC-machined sealing surfaces
• Leak-resistant AN flare connections
• Corrosion-resistant anodized finish
• Supports mechanical gauges and pressure sensors
• Suitable for fuel, oil, air, and fluid pressure monitoring

Sealing: The AN thread of the flare is sealed at a 37-degree angle, and the NPT thread is sealed with a 60-degree taper. It’s highly really useful to make use of sealant or PTFE (polytetrafluoroethylene) tape at the NPT port.

Common Applications

• EFI fuel pressure monitoring
• Fuel pressure regulator setups
• Turbocharged fuel systems
• Return-style fuel systems
• LS swap fuel plumbing
• Fuel pressure sensor installations
• Standalone ECU systems
• E85 fuel setups
• Motorsport and track applications

Subject matter: The best is manufactured from 6061-T6 aluminum alloy.

Simplifies Gauge and Sensor Installation

The integrated 1/8-inch NPT port allows quick installation of:

• Fuel pressure gauges
• Pressure transducers
• Electronic fuel pressure sensors
• Data logging sensors
• Auxiliary monitoring systems

This eliminates the need for multiple stacked adapters and helps create a cleaner, more serviceable fuel system layout.

Because nothing improves reliability like reducing the number of fittings held together by hope.

Parameter: The utmost working pressure is 1,500 PSI. The working temperature range is -40°F to 250°F.

Swivel Design for Easier Routing

The female swivel fitting helps reduce hose twist during installation while allowing easier alignment in tight engine bays. This improves sealing reliability and simplifies routing around fuel rails, regulators, intake manifolds, and firewall clearances.

Especially useful when your engine bay packaging resembles a game of mechanical Tetris.

Application: The best is widely utilized in fuel systems so as to add a fuel pressure gauge or sensor between fuel lines.

Built for Modern High-Performance Fuel Systems

Compatible with gasoline, E85, ethanol blends, methanol, and race fuels, this adapter supports high-flow fuel systems commonly found in turbocharged, supercharged, and motorsports applications.

Because high horsepower builds consume fuel at a rate normally associated with commercial aviation.

Why Choose EVIL ENERGY?

EVIL ENERGY has become a trusted choice for enthusiasts looking for affordable AN fittings, fuel system hardware, and performance plumbing accessories. Their fuel pressure take off adapters provide strong sealing performance, durable construction, and clean installation flexibility for both street and race vehicles.

Because fuel pressure problems usually introduce themselves with expensive consequences.