Fuelab Regulator (This is the regulator used in the OBS fuel systems)

Fuelab Regulator (This is the regulator used in the OBS fuel systems)Fuelab 515 Series Fuel Pressure Regulator Black, 6AN (EFI 2590 PSI) The Fuelab 515 Series Regulator is built for precision, reliability, and multi fuel performance. Designed with dual 6AN inlet ports, a 6AN return port, and a standard seat, this regulator is perfect for EFI applications requiring 2590 PSI. Compact, durable, and fully adjustable, its the same regulator we trust in all of our in house fuel systems. Key Features: 6AN Ports Two inlet

Fuelab 515 Series Fuel Pressure Regulator – Black, -6AN (EFI 25–90 PSI)

The Fuelab 515 Series Regulator is built for precision, reliability, and multi-fuel performance. Designed with dual -6AN inlet ports, a -6AN return port, and a standard seat, this regulator is perfect for EFI applications requiring 25–90 PSI. Compact, durable, and fully adjustable, it’s the same regulator we trust in all of our in-house fuel systems.

🔥 Key Features:

• -6AN Ports – Two inlet ports and one return port for flexible plumbing setups

• EFI Compatible – Pressure range: 25–90 PSI (standard seat, EFI spring)

• Multi-Fuel Ready – Compatible with gasoline, diesel, methanol, and ethanol

• Billet Aluminum Construction – MIL-A-8625 Type II anodized finish for durability

• Precision Adjustment – Fine thread pitch for accurate pressure control

• Mount Anywhere – Includes versatile bracket and stainless hardware

• Gauge & Reference Ports – 1/8” NPT gauge port (plug included) and pressure reference port with barbed fitting

⚠️ Important Note: Fuelab does not accept returns. All sales are final.

✅ Proven Performance:
This is the same regulator we run in all of our complete fuel systems — built to handle the demands of high-performance street, race, and diesel applications.