Air and Fuel› Fuel Pumps, Regulators and Components
Fuelab
Fuelab 555 High Pressure Adjustable FPR Blocking 25-65 PSI (1) -8AN In (2) -8AN Out - Gold
SKU: F00B 55504-5
Easy — 1–2 hours
Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Fuelab |
| Part Number | F00B 55504-5 |
Videos
Fuelab Tech Tips: Return Line Plumbing
EBAY FUEL PRESSURE REGULATOR INSTALLATION AND REVIEW
🔧 REVIEW: Aeromotive EFI to Carb Dual Stage FPR / Fuel Pressure Regulator
Holley’s Die Cast Return Style Fuel Pressure Regulators
STMTuned Fuel Pressure Regulator And 450 Walbro on the Evo 8!
Holley carburetor return fuel system 101 & ( Mod Gone Wrong!)
More Power and Boost with Aeromotive's Single Pump Stealth Fuel System
How to choose an Electric Fuel Pump!
Holley Fuel Pump Relief Valve Sticking
Holley Carburetor : Fuel Pressure 101
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy