Fuelab 545 Series Easy Fit Mini Fuel Pressure Regulator - 6AN In/Out (54501)

Looking for the lowest price?

Give us a call to get the best prices and parts for your build. Or, just call us with a cool racing story...either way we're here.

Phone Call or Text 651-927-4510

Email - sales@maperformance.com

Fits Your:
FREE Delivery Expected by , when ordered within hrs and mins
Pressure Range
 Need Help Getting Started?
Call Or Text Our Experts at 651-927-4510

$219.14 $221.05Instant Savings of 1% ($1.91)

Earn  $4.38 In MAP Rewards!

545 Series Easy Fit Mini Fuel Pressure Regulators by Fuelab

FUELAB® 545 Series Fuel Pressure Regulators have all the same great features as our 525 series, only smaller and weigh 50% less. They accept port style and non-port style union fittings without interference. Several configurations are available, supporting fuel injected applications up to 125 PSID. The 545 Series has its return port in-line with the inlet port (not on the bottom) which allows for easy installation in extremely tight locations.


  • In-Line style makes easy installation as Universal rail mount
  • -6AN inlet and -6AN return port in-line
  • Lightweight design weighs only 5.25 oz
  • Gasoline, diesel, methanol, and ethanol fuel compatible
  • Billet Aluminum with anodize per military MIL-A-8625, Type II
  • Fine thread pitch for precise pressure adjustment
  • Versatile mounting bracket and stainless steel hardware
  • 1/8” NPT gauge port with plug for external pressure gauge
  • 1/8” NPT pressure reference port with barbed fitting
  • Backed by a 2-year limited warranty


  • Universal

What's In The Box?

  • 1 - 545 Series Mini FPR
  • Necessary Mounting Hardware
  • Instructions/Manuals (if applicable)
  • Warranty Information




Fuelab 2-Year Limited Warranty

Customer Reviews

No reviews yet