Fuelab 515 EFI Adjustable Fuel Pressure Regulator — 25-90 PSI -6AN Inlets

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SKU: FLB51502-1
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Sale price$210.96 Regular price$215.51
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Fuelab

Fuelab engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Fuelab lineup with fast shipping and expert fitment support — order with confidence.

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Reliable Fuel Regulation with Fuelab 515

The Fuelab 515 EFI Adjustable Fuel Pressure Regulator is designed for enthusiasts who require precise control over their fuel delivery system. With a range of 25-90 PSI, this regulator is perfect for a wide variety of EFI applications, providing the stability needed to maintain peak engine performance under varying load conditions. Its sleek black finish adds a professional touch to any engine bay.

Advanced Regulation Capabilities

  • Versatile Tuning: Adjustable pressure range of 25-90 PSI covers most naturally aspirated and forced induction EFI setups.
  • Port Configuration: Equipped with dual -6AN inlets and a single -6AN return for efficient fuel routing.
  • Consistent Pressure: Engineered to eliminate pressure fluctuations, ensuring stable injector performance.
  • Rugged Design: Built to withstand the heat and vibration of high-performance driving.

When upgrading your fuel system, the regulator is the heart of your pressure management. The Fuelab 515 ensures that your fuel pump's output is correctly regulated, preventing over-pressurization or starvation. This unit is a must-have for anyone looking to improve the reliability and tunability of their fuel-injected engine. By maintaining a steady pressure, you allow your ECU to manage fuel delivery more effectively, resulting in smoother power delivery and improved throttle response. Discover high-quality fuel system components and expert advice for your build at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Fuelab

Fuelab engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Fuelab lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Reliable Fuel Regulation with Fuelab 515

The Fuelab 515 EFI Adjustable Fuel Pressure Regulator is designed for enthusiasts who require precise control over their fuel delivery system. With a range of 25-90 PSI, this regulator is perfect for a wide variety of EFI applications, providing the stability needed to maintain peak engine performance under varying load conditions. Its sleek black finish adds a professional touch to any engine bay.

Advanced Regulation Capabilities

  • Versatile Tuning: Adjustable pressure range of 25-90 PSI covers most naturally aspirated and forced induction EFI setups.
  • Port Configuration: Equipped with dual -6AN inlets and a single -6AN return for efficient fuel routing.
  • Consistent Pressure: Engineered to eliminate pressure fluctuations, ensuring stable injector performance.
  • Rugged Design: Built to withstand the heat and vibration of high-performance driving.

When upgrading your fuel system, the regulator is the heart of your pressure management. The Fuelab 515 ensures that your fuel pump's output is correctly regulated, preventing over-pressurization or starvation. This unit is a must-have for anyone looking to improve the reliability and tunability of their fuel-injected engine. By maintaining a steady pressure, you allow your ECU to manage fuel delivery more effectively, resulting in smoother power delivery and improved throttle response. Discover high-quality fuel system components and expert advice for your build at GGCRACING.

Product Details

Product Description

About Fuelab

Fuelab engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Fuelab lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Reliable Fuel Regulation with Fuelab 515

The Fuelab 515 EFI Adjustable Fuel Pressure Regulator is designed for enthusiasts who require precise control over their fuel delivery system. With a range of 25-90 PSI, this regulator is perfect for a wide variety of EFI applications, providing the stability needed to maintain peak engine performance under varying load conditions. Its sleek black finish adds a professional touch to any engine bay.

Advanced Regulation Capabilities

  • Versatile Tuning: Adjustable pressure range of 25-90 PSI covers most naturally aspirated and forced induction EFI setups.
  • Port Configuration: Equipped with dual -6AN inlets and a single -6AN return for efficient fuel routing.
  • Consistent Pressure: Engineered to eliminate pressure fluctuations, ensuring stable injector performance.
  • Rugged Design: Built to withstand the heat and vibration of high-performance driving.

When upgrading your fuel system, the regulator is the heart of your pressure management. The Fuelab 515 ensures that your fuel pump's output is correctly regulated, preventing over-pressurization or starvation. This unit is a must-have for anyone looking to improve the reliability and tunability of their fuel-injected engine. By maintaining a steady pressure, you allow your ECU to manage fuel delivery more effectively, resulting in smoother power delivery and improved throttle response. Discover high-quality fuel system components and expert advice for your build at GGCRACING.

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