Fuelab

Fuelab 535 EFI Adjustable Mini FPR 25-90 PSI (2) -6AN In (1) -6AN Return - Purple - 53501-4

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SKU:
FLB53501-4
UPC:
00845096000813
MPN:
53501-4
Availability:
Regularly stocked product
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$205.00
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Description

Will the Fuelab FLB 535 Mini FPR fit my vehicle?
Confirm fitment with your vehicle using our detailed compatibility guide before purchasing this universal EFI fuel pressure regulator.

How difficult is the Fuelab FLB 535 Mini FPR installation?
Installing this universal regulator is straightforward for enthusiasts, featuring standard -6AN fittings for a smooth EFI fuel system integration.

The Fuelab FLB 535 Mini FPR delivers peak engine performance with adjustable fuel pressure from 25 to 90 psi, boasting a top usage score of 9 for Engine Performance. Featuring two -6AN inlets and one -6AN return port, this universal EFI regulator ensures flexible fuel system integration. Experience optimized fuel delivery and confident performance with this expertly engineered fuel pressure regulator.

Key Features

  • 25-90 psi
  • (2) -6AN Inlets
  • (1) -6AN Return
  • Universal EFI Adjustable Mini Fuel Pressure Regulator

Why Choose the FLB 535 Mini FPR

Delivers precise fuel pressure from 25 to 90 psi for optimal engine performance.

Provides flexible fuel system integration with two -6AN inlets for easy setup.

Achieves efficient fuel return management with a dedicated -6AN return port.

Transforms your EFI system with universal adjustability for peak power delivery.

Who Is This For?

Street Performance — 8/10
Adjustable 25-90 psi supports street performance tuning.

Track / Autocross — 8/10
Adjustable 25-90 psi for track performance tuning.

Drag Racing — 8/10
Adjustable 25-90 psi for drag racing fuel needs.

Racing Competition — 8/10
Adjustable 25-90 psi for competition fuel tuning.

Engine Performance — 9/10
Adjustable 25-90 psi for peak engine performance.

Easy DIY Install — 7/10
Universal install type with standard AN fittings.

Frequently Asked Questions

Will the Fuelab FLB 535 Mini FPR fit my vehicle?

Confirm fitment with your specific vehicle application as the FLB 535 Mini FPR is a universal EFI adjustable unit. Its universal design with standard -6AN fittings offers broad compatibility. Proper fitment ensures seamless integration and optimal performance for your build.

How difficult is the Fuelab FLB 535 Mini FPR installation?

Installation of the Fuelab FLB 535 Mini FPR is rated an easy 7 out of 10 for DIY enthusiasts. The universal install type and standard AN fittings simplify the process. Enthusiasts can confidently integrate this regulator into their existing fuel system.

What performance improvement does the FLB 535 Mini FPR provide over stock?

Achieving peak engine performance is a key outcome with a usage score of 9 for Engine Performance. The FLB 535 Mini FPR's adjustability from 25 to 90 psi allows for precise fuel delivery optimization. This enhances overall engine responsiveness and power output.

Is the Fuelab FLB 535 Mini FPR worth upgrading from OEM?

Upgrading to the FLB 535 Mini FPR is worth it for enthusiasts seeking enhanced engine performance. Its adjustable 25-90 psi range allows for superior fuel pressure control compared to fixed OEM units. This precision tuning is crucial for maximizing power delivery.

What is the maintenance level for the Fuelab FLB 535 Mini FPR?

The maintenance level for the FLB 535 Mini FPR is easy, simplifying ownership for enthusiasts. Its design focuses on reliable operation within the 25-90 psi range. This ensures sustained optimal engine performance with minimal upkeep.

Additional Resources

Official Fuelab Product Page

Installation Guide (PDF)

Important Notices

⚠️ CARB Notice: This product is NOT legal for street use in California under CARB (California Air Resources Board) regulations. For off-road or race use only.

⚠️ Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.

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Additional Information

CARB:
This product is not CARB Legal and not for sale in California
Clearance Item:
N
MPN:
53501-4
Proposition 65:
Y
Case Lot Quantity:
1
Category:
Fuel Delivery>Fuel Pressure Regulators
Universal Fitment:
Y
Install Type:
Universal Fit
Product Level:
Mid Range
Street Performance:
8/10
Track / Autocross:
8/10
Drag Racing:
8/10
Racing Competition:
8/10
Engine Performance:
9/10
Easy DIY Install:
7/10
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