Air and Fuel Fuel Pumps, Regulators and Components

Fuelab

Fuelab Diesel Velocity Series Adjustable FPR EFI Standard Seat 25-90 PSI (1) -10AN In (1) -10AN Out

$200.05

SKU: F00B 50103

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INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Fuelab 50103 is a Series 515 fuel pressure regulator designed for EFI applications. It offers a pressure range of 25-90 PSI and is compatible with gasoline, diesel, methanol, and ethanol fuels. Construction features billet aluminum with a MIL-A-8625 Type II anodized finish for durability.

This regulator includes two -10AN inlet ports and one -6AN return port, facilitating flexible plumbing. It also features a fine thread pitch for precise pressure adjustment, a versatile mounting bracket with stainless steel hardware, a 1/8” NPT gauge port with plug, and a 1/8” NPT pressure reference port with a barbed fitting. Fuelab provides a Limited Lifetime Warranty for this product.

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Specifications

BrandFuelab
Part NumberF00B 50103

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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.

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