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Aem

Aem

AEM 86-93 Acura / 95-98 TL / 88-91 Civic/CRX / 92-01 Prelude Black Adjustable Fuel Pressure Regulato

SKU: AEM25-303BK

Fuel Pressure Regulators

AEM Fuel Pressure Regulators...

Aem

Aem

AEM 86-93 Acura / 95-98 TL / 88-91 Civic/CRX / 92-01 Prelude Black Adjustable Fuel Pressure Regulato

SKU: AEM25-303BK

Fuel Pressure Regulators

AEM Fuel Pressure Regulators...

A$382.26
IN STOCK! Est Ship 3-5 days. In stock at 2 locations (10 available)

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Description

AEM 86-93 Acura / 95-98 TL / 88-91 Civic/CRX / 92-01 Prelude Black Adjustable Fuel Pressure Regulato

AEM's Honda/Acura Adjustable Fuel Pressure Regulators are capable of supporting enough fuel flow for engines up to 1000 horsepower. Our patented interchangeable discharge ports enable the regulator's output to match the output of any fuel pump.A single large discharge orifice is included.AEM includes a custom barb fitting to accommodate the factory fuel hose and the base of each regulator is tapped to accept a -6 AN or 9/16"x18 fittings.

Additional Information

Fits Acura/Honda - B17A1/B18A1 - C30A1/C32 B1/A6 - D15B6/D16A 1/6 - G25A 1/4 - H22A1/H23A1 (must use AEM Fuel Rail)

Part Type

Fuel Injection Pressure Regulator

Data: v4.2 - Upd: 2026-11-09 03:32:08

Features

  • Accept a -6 AN or 9/16"x18 fittings
  • Adjustable from 20 psi to maximum fuel pump capacity
  • Boost dependent rising fuel pressure rate (1:1)
  • CNC-machined from 6061-T6 billet aluminum
  • Mounts directly to O.E. fuel rail or AEM High Volume Fuel Rail
  • No additional parts required for installation
  • Patent # 6,298,828
  • Patented interchangeable discharge orifices match output of virtually any fuel pump (single large port included)

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Downloads

# Document Type Download
1. Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-08 10:27:27

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Aem, Aem Electronics, Aem Electronics (holley), Aem EV, Aem Induction, Aem Induction (k&n)
StreetFX SKU aem25-303BK
SFX Item ID 5531909
Accounting SKU aem-25-303BK
Manufacturer SKU 25-303BK
Manufacturer UPC 840879020040
Alternative References 25-303BK, AEI25-303BK, AVM-25-303BK

Fuel Pressure Regulator, Black Anodized, 20-60 psi, for use on Acura®, Honda®, Each

These billet aluminum AEM Electronics fuel pressure regulators can support engines of up to 1,000 hp. Featuring replaceable discharge ports to match your fuel pump output, they're adjustable from 20 psi up to the maximum pump capacity rating. AEM Electronics billet adjustable fuel pressure regulators are available in a variety of colors for a variety of applications.

Product Attributes
UPC840879020040
BrandAEM Electronics
QuantitySold individually.
Part TypeFuel Pressure Regulators
Gauge PortNo
RebuildableYes
Product LineAEM Electronics Billet Adjustable Fuel Pressure Regulators
Inlet Quantity1
Outlet Quantity1
Regulator StyleReturn
Inlet AttachmentFemale threads
Regulator FinishBlack anodized
Fittings IncludedNo
Outlet AttachmentStock
Return AttachmentStock
Regulator LocationFuel rail mount
Regulator MaterialAluminum
Regulator Inlet Size-6 AN
Regulator Outlet SizeStock
Boost/Vacuum Rise Ratio1:1
Regulator Pressure (psi)20-60
Mounting Bracket IncludedNo
Manufacturer's Part Number25-303BK
Boost/Vacuum Reference PortYes

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