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Fuelab 55503-2 555 Series Adjustable Fuel Pressure Regulator 4-12 PSI

Manufacturer

Picture for manufacturer Fuelab

Part Number

55503-2
12 reviews
Sale Price

$214.48

Estimated ship date Monday, November 23

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Product Details

The Fuelab 555 Series Adjustable Fuel Pressure Regulator is a precision-engineered instrument designed for accurate fuel pressure control in high-performance applications. This blocking-style regulator features an advanced poppet design that delivers smooth, consistent fuel pressure regulation throughout the operating range.

Key Features:

  • Adjustable pressure range from 4-12 PSI for carburetor and low-pressure EFI applications
  • Advanced poppet valve design for precise pressure control
  • No-creep soft seat construction ensures stable pressure without drift
  • Methanol and E85 fuel compatible for flexible fuel system options
  • CARB compliant for street-legal use
  • Blocking-style configuration for specific fuel system layouts
  • Durable construction for reliable long-term performance

Ideal for street performance, racing, and marine applications requiring precise low-pressure fuel regulation. The 555 Series regulator combines professional-grade performance with the fuel compatibility needed for modern alternative fuel blends.

Products specifications

Range

10-25 psi

Size

(1) -8AN Inlet, (2) -8AN Outlets

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The floor mats I purchased for my car work like a dream. They were just as described in the listing. The shipping was also pretty quick. I just wish the price was about $20 cheaper. Other than that I was completely satisfied.

Would Buy From Company Again

Everything was fine, but your order page would not let me chose to pay with paypal yesterday. It worked today.

I had a hard time locating all the correct oxygen sensors for my vehicle (requires 4).

Great service. Shipping cost is higher than most but fast.

Cheapest around, website was easy to navigate, will follow up with details once product is received!

Very good

So far So good. Like Low Price guarantee and paying through amazon

Your the only place that had the parts!

My Superchips Cortex arrived within a few days of order and by far was the best price arround. Product arrived in perfect condition and worked as described. Great deal. Order #10984

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