PQY Adjustable EFI Fuel Pressure Regulator Kit 3-70 PSI | AN8 Feed AN6 Return (Billet Aluminum, Red/Black)

Meet the PQY Adjustable EFI Fuel Pressure Regulator Kit

The PQY regulator is forged from billet aluminum and finished in a bold red and black tone. Built for EFI systems, it offers flexible fuel pressure control across a broad range, empowering you to tailor delivery for your setup without guessing. The kit’s thoughtful design focuses on reliability, straightforward installation, and real‑world usability, making it a solid choice for enthusiasts tuning everything from daily drivers to track-ready builds.

Key features that matter

• AN8 feed port and AN6 return port provide flexible, clean routing for most EFI layouts.
• 1/8 inch NPT gauge port lets you monitor pressure with compatible gauges, helping you dial in tuning safely.
• Vacuum boost line connection port supports optional control strategies and responsive behavior under varying manifold pressures.
• Adjustable 3 to 70 psi range with the ability to swap springs for tighter ranges, enabling precise tuning without extra parts.
• Internal springs include a 20-45 psi range by default, plus one spring for 3-20 psi and one for 45-70 psi, offering broad setup options.
• Top bolt adjustment allows on‑engine tuning without disassembly; end cap lets you run a single feed port if desired.
• Designed to work with E85 and other common fuels while keeping the installation accessible with included instructions.

What you get and how it helps

• 1 billet aluminum fuel pressure regulator with a durable red/black finish for long‑lasting performance.
• 2 OR8-AN8 fittings and 1 OR6-AN6 fitting for secure, versatile line connections.
• 1 AN8 end cap to seal unused feed ports and simplify plumbing options.
• 2 springs included for quick changes to pressure ranges as you fine‑tune your system.

Practical notes for your project

In addition to the regulator itself, you receive installation guidance to help you plan routing, set baseline pressure, and verify connections. The kit’s compatibility with E85 broadens potential use cases, while the gauge port and vacuum line support ongoing monitoring. While results can vary by engine and setup, this regulator is designed to offer a reliable platform for achieving stable fuel delivery in a range of EFI configurations.