Holley EFI GM Style Filter/ Regulator -6AN
Type: Fuel Pressure Regulator | Fits: GM

Holley EFI fuel filters with built-in regulator provide a simple and clean means to fueling your LS swap. Available with OEM-style or -6AN connections, they feature an internal regulator set at 58 psi, along with an integrated 5 nominal micron rated filter. The bypass design allows you to run one inlet with one outlet to the engine, and a return outlet back to the tank. Holley EFI fuel filter regulators are ideal when performing a LS engine swap or any other fuel injection swap that is designed to run at 58 psi of static pressure
Features:
- GM style Filter / Bypass Style Regulator
- All stainless steel construction for improved corrosion resistance
- Designed with one inlet, one outlet, and one return
- Fixed pressure at 58 psi
- Nominal Micron Rating: 5
- Can be used with other EFI systems that require 58 psi
- Not recommended with fuel pumps that flow over 450 LPH
- Available with stock quick connectors or with -6AN male connections
- Return line required for proper regulator operation
Specs:
- Adjustable: No
- Brand: Holley EFI
- Category: Air and Fuel Delivery
- Emission Code: 3
- Fuel System: EFI
- Fuel System Type: EFI
- Fuel Type: Gas
- Gauge Port: No
- Grade Type: Performance
- Inlet Port Diameter: -6AN
- Inlet Quantity: One
- Inlet Size: -6 AN
- Inlet Type: AN
- Material: Stainless Steel
- Micron: 5
- Mounting Hardware Included: No
- Mounting Type: Bolt On
- Outlet Port Diameter: -6AN
- Outlet Quantity: Two
- Outlet Size: -6 AN
- Outlet Type: AN
- Part Type: Fuel Injection Pressure Regulator
- Port Quantity: 3
- Product Type: Fuel Pressure Regulator
- Style: Return Style
- Sub Category: Fuel Injection System and Related Components
- Warranty: Limited 90 Day
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Important Notices
- Off‑Road Use Only
Products sold by JS Speed are intended for off‑road use and may be illegal on public roads where emissions or pollution‑control laws apply. - Check Local Laws
Before purchasing or installing, verify all applicable local, state/provincial, and federal regulations to ensure the modification is legal in your area. - Professional Installation Recommended
These parts should be installed by qualified professional mechanics. Improper installation can cause performance issues or vehicle damage. Unless a product page explicitly states otherwise, installation instructions are not included. Components are designed for users with solid mechanical knowledge, and minor adjustments or modifications may be required for proper fitment. Returns or refunds cannot be accepted due to difficulty completing an installation or the absence of instructions. - Warranty Impact
Use of these parts may void your vehicle’s factory warranty. Confirm with your vehicle manufacturer before purchase and installation. - Limitation of Liability
JS Speed is not responsible for damage, failures, or issues arising from the use or installation of these products. - Product Images
Images are for illustration only and may differ from the actual product due to manufacturer updates or improvements. - No Performance Guarantees
While these products are designed to enhance performance, JS Speed does not guarantee specific performance results.





