Fuel Pressure Regulators - 1:1 Boost/Vacuum Rise Ratio - DIESEL Fuel Type - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Weldon A2040 Series Bypass Regulators A2040-281-A-120

Fuel Pressure Regulator, A2040 Series, Return, Inline, -10 AN, -8 AN, Female Threads, Billet Aluminum, Black/Silver, Each

Part Number: WDN-A2040281A120

5.0 out of 5 stars ( 1 )

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Holley HP Billet Fuel Pressure Regulators 12-880

Fuel Pressure Regulators, HP Billet, Adjustable, 4-65 psi, Return Style, Inline, -6 AN Female O-ring, Aluminum, Black, Clear Anodized, Each

Part Number: HLY-12-880

2.45 out of 5 stars ( 20 )

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Holley HP Billet Fuel Pressure Regulators 12-879

Fuel Pressure Regulators, HP Billet, Adjustable, 4-65 psi, Return Style, Inline, 3/8 in.-NPT, Female Thread, Aluminum, Black, Clear Anodized, Each

Part Number: HLY-12-879

3.95 out of 5 stars ( 20 )

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Aeromotive Fuel Pressure Regulator and Filter Kits 13147

Fuel Pressure Regulator Filter Combo, 40-75 psi, Return Style, -6 AN Inlet/Outlet, -6 AN Return, 10 Micron Filter, Aluminum, Black, Each

Part Number: AEI-13147

5.0 out of 5 stars ( 1 )

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FUELAB 515 Series Fuel Pressure Regulators 51502-1

FUELAB 515 Series Fuel Pressure Regulators 51502-1

Fuel Pressure Regulator, 515 Series, Inline, Return Style, 25-90 psi, Billet Aluminum, Black Anodized, Each

Part Number: FUE-51502-1

4.17 out of 5 stars ( 6 )

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Weldon A2040 Series Bypass Regulators A2040-281-A-15

Fuel Pressure Regulator, A2040 Series, 3-15 PSI, External, Inline, Billet Aluminum, Black/Clear Anodized, Each

Part Number: WDN-A2040281A15

Not Yet Reviewed

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Weldon A2046 Regulators A2046

Fuel Pressure Regulator, A2045 Series, Non-Return, Inline, -10 AN, -6 AN, Female Threads, Billet Aluminum, Black Anodized, Each

Part Number: WDN-A2046

4.0 out of 5 stars ( 1 )

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FUELAB 565 Series Fuel Pressure Regulators 56504-1

Fuel Pressure Regulator, 565 Series, Inline, Return Style, 40-80 psi, Billet Aluminum, Black Anodized, Each

Part Number: FUE-56504-1

Not Yet Reviewed

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Earl's Performance HP Billet Fuel Pressure Regulators 12846ERL

Fuel Pressure Regulator, HP Billet, Return Style, Inline, 15-65 psi Range, Billet Aluminum, Black/Clear Anodized, Each

Part Number: EAR-12846ERL

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Holley Bypass Fuel Pressure Regulator Kits 12-846KIT

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Aeromotive HP Marine EFI Fuel Pressure Regulators 13114

Fuel Pressure Regulator, Marine, 30-70 psi, HP Extreme Duty EFI Bypass, Aluminum, Black Anodized, Universal

Part Number: AEI-13114

5.0 out of 5 stars ( 1 )

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Turbosmart Fuel Pressure Regulators TS-0404-1044

FPR10 Red, FPR10 Red

Part Number: TBS-TS-0404-1044

Not Yet Reviewed

Estimated Ship Date: Jan 27, 2026 if ordered today

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Estimated Ship Date: Jan 27, 2026 if ordered today

FUELAB 565 Series Fuel Pressure Regulators 56503-1

Fuel Pressure Regulator, 565 Series, Inline, Return Style, 10-25 psi, Billet Aluminum, Black Anodized, Each

Part Number: FUE-56503-1

Not Yet Reviewed

Estimated Ship Date: Feb 4, 2026 if ordered today

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Estimated Ship Date: Feb 4, 2026 if ordered today