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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...

Sale ends in Calculating...

A$392.19 A$457.30
IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
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Description

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.

Part Type

Fuel Injection Pressure Regulator

Data: v4.2 - Upd: 2026-10-13 18:39:19

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)

Specifications

Product Attributes - UPC
840879020040
Product Attributes - Brand
AEM Electronics
Product Attributes - Quantity
Sold individually.
Product Attributes - Part Type
Fuel Pressure Regulators
Product Attributes - Gauge Port
No
Product Attributes - Rebuildable
Yes
Product Attributes - Product Line
AEM Electronics Billet Adjustable Fuel Pressure Regulators
Product Attributes - Inlet Quantity
1
Product Attributes - Outlet Quantity
1
Product Attributes - Regulator Style
Return
Product Attributes - Inlet Attachment
Female threads
Product Attributes - Regulator Finish
Black anodized
Product Attributes - Fittings Included
No
Product Attributes - Outlet Attachment
Stock
Product Attributes - Return Attachment
Stock
Product Attributes - Regulator Location
Fuel rail mount
Product Attributes - Regulator Material
Aluminum
Product Attributes - Regulator Inlet Size
-6 AN
Product Attributes - Regulator Outlet Size
Stock
Product Attributes - Boost/Vacuum Rise Ratio
1:1
Product Attributes - Regulator Pressure (psi)
20-60
Product Attributes - Mounting Bracket Included
No
Product Attributes - Manufacturer's Part Number
25-303BK
Product Attributes - Boost/Vacuum Reference Port
Yes

Reference Information

Brand Name/s Aem
StreetFX SKU aem25-303BK
SFX Item ID 5531909
Supplier Item Code 5531909
Manufacturer SKU 25-303BK
Manufacturer UPC 840879020040
Alternative References avm-25-303bk, AEI25-303BK

Compatibility

Application Data
  • UniversalNo
    MakeACURA
    ModelINTEGRA
    SubmodelGS-R
    Beginning Year1992
    Ending Year1993
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size1.7L/1678cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeACURA
    ModelINTEGRA
    SubmodelGS
    Beginning Year1990
    Ending Year1993
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size1.8L/1834cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeACURA
    ModelINTEGRA
    SubmodelLS
    Beginning Year1986
    Ending Year1989
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size1.6L/1590cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeACURA
    ModelINTEGRA
    SubmodelLS SPECIAL EDITION
    Beginning Year1987
    Ending Year1988
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size1.6L/1590cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeACURA
    ModelINTEGRA
    SubmodelRS
    Beginning Year1986
    Ending Year1989
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size1.6L/1590cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeACURA
    ModelINTEGRA
    SubmodelRS
    Beginning Year1990
    Ending Year1993
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size1.8L/1834cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeACURA
    ModelNSX
    SubmodelALEX ZANARDI EDITION
    Beginning Year1999
    Ending Year1999
    Engine TypeV6
    Engine FamilyHonda/Acura V6
    Engine Size3.2L/3179cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeACURA
    ModelNSX
    SubmodelBASE
    Beginning Year1991
    Ending Year2001
    Engine TypeV6
    Engine FamilyHonda/Acura V6
    Engine Size3.0L/2977cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeACURA
    ModelNSX
    SubmodelBASE
    Beginning Year1997
    Ending Year2001
    Engine TypeV6
    Engine FamilyHonda/Acura V6
    Engine Size3.2L/3179cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeACURA
    ModelNSX
    SubmodelT
    Beginning Year1995
    Ending Year2002
    Engine TypeV6
    Engine FamilyHonda/Acura V6
    Engine Size3.0L/2977cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeACURA
    ModelNSX
    SubmodelT
    Beginning Year1997
    Ending Year2002
    Engine TypeV6
    Engine FamilyHonda/Acura V6
    Engine Size3.2L/3179cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeACURA
    ModelTL
    SubmodelBASE
    Beginning Year1995
    Ending Year1998
    Engine TypeL5
    Engine FamilyHonda/Acura 5-cylinder
    Engine Size2.5L/2451cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeACURA
    ModelTL
    SubmodelBASE
    Beginning Year1996
    Ending Year1998
    Engine TypeV6
    Engine FamilyHonda/Acura V6
    Engine Size3.2L/3206cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeACURA
    ModelTL
    SubmodelPREMIUM
    Beginning Year1995
    Ending Year1998
    Engine TypeL5
    Engine FamilyHonda/Acura 5-cylinder
    Engine Size2.5L/2451cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeACURA
    ModelTL
    SubmodelPREMIUM
    Beginning Year1996
    Ending Year1998
    Engine TypeV6
    Engine FamilyHonda/Acura V6
    Engine Size3.2L/3206cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeACURA
    ModelVIGOR
    SubmodelGS
    Beginning Year1992
    Ending Year1994
    Engine TypeL5
    Engine FamilyHonda/Acura 5-cylinder
    Engine Size2.5L/2451cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeACURA
    ModelVIGOR
    SubmodelLS
    Beginning Year1992
    Ending Year1994
    Engine TypeL5
    Engine FamilyHonda/Acura 5-cylinder
    Engine Size2.5L/2451cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeHONDA
    ModelCIVIC
    SubmodelEX
    Beginning Year1990
    Ending Year1991
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size1.6L/1590cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeHONDA
    ModelCIVIC
    SubmodelRT 4WD
    Beginning Year1988
    Ending Year1991
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size1.6L/1590cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeHONDA
    ModelCIVIC
    SubmodelSI
    Beginning Year1989
    Ending Year1991
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size1.6L/1590cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeHONDA
    ModelCRX
    SubmodelHF
    Beginning Year1988
    Ending Year1991
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size1.5L/1493cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeHONDA
    ModelCRX
    SubmodelSI
    Beginning Year1988
    Ending Year1991
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size1.6L/1590cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeHONDA
    ModelINSIGHT
    SubmodelBASE
    Beginning Year2000
    Ending Year2002
    Engine TypeL3
    Engine FamilyHonda Gas/Electric hybrid 3-cylinder
    Engine Size1.0L/995cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
  • UniversalNo
    MakeHONDA
    ModelPRELUDE
    SubmodelBASE
    Beginning Year1997
    Ending Year2001
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size2.2L/2156cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
    Application NotesFits AEM fuel rail only.
  • UniversalNo
    MakeHONDA
    ModelPRELUDE
    SubmodelSE
    Beginning Year1995
    Ending Year1995
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size2.3L/2259cc
    Fuel TypeGAS
    Regulator UsageMulti-port injection
    Application NotesFits AEM fuel rail only.

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