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2012 Mazda MX-5 Miata

2012 Mazda MX-5 Miata Fuel Pressure Regulators

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Standard OE Replacement Fuel Pressure Regulator
Part Number: SIPR345
Guaranteed to Fit
$50.99
Vehicle Fitment
  • 2012 Mazda MX-5 Miata All Submodels All Engines
Product Details
Series : Standard OE ReplacementRecommended Use : OE ReplacementIncludes : Caution sheet, O-ring(s)Quantity Sold : Sold individuallyWarranty : 3-year or 36,000-mile Standard limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Adjustable Fuel Pressure Regulator 1-6 Psi, Up to 400HP
Part Number: G129710
Universal Fit
$47.65
Product Details
Notes : AdjustableEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Recommended Use : PerformanceProduct Fit : UniversalQuantity Sold : Sold individuallyWarranty : 90-day Mr Gasket limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : NoMaterial : AluminumInlet Quantity : 1 InletOutlet Size : 1/8 NPT OutletOutlet Quantity : 1 OutletInlet Type : Female threadsColor Finish : ChromeInlet Size : 1/8 NPT Inlet
Fuel Pressure Regulator
Part Number: H1912804
Universal Fit
$41.87
Product Details
Notes : Designed only for carburetor useEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Recommended Use : PerformanceProduct Fit : UniversalIncludes : Mounting BracketQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : NoAdjustment Range : 1-4 PSIMaterial : AluminumInlet Quantity : SingleOutlet Size : 3/8 in. NPTOutlet Quantity : DualOutlet Type : Female threadsInlet Type : Female threadsColor Finish : PolishedInlet Size : 3/8 in. NPT
Die Cast EFI Fuel Pressure Regulator, 4.5-9 psi, Black, Gas, Return, Sold Individually
Part Number: H1912887
Universal Fit
$65.15
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Die Cast EFI SeriesRecommended Use : PerformanceProduct Fit : UniversalQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : YesAdjustment Range : 4.5-9 psiMaterial : AluminumInlet Quantity : SingleOutlet Size : 3/8 in. NPTOutlet Quantity : SingleColor Finish : BlackInlet Size : 3/8 in. NPT
Die Cast Carbureted Fuel Pressure Regulator, 6 PSI, Chrome, Gas, Return, Sold Individually
Part Number: H1912881
Universal Fit
$65.15
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Die Cast Carbureted SeriesRecommended Use : PerformanceProduct Fit : UniversalQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : YesAdjustment Range : 6 PSIMaterial : AluminumInlet Quantity : SingleOutlet Size : 3/8 in. NPTOutlet Quantity : SingleColor Finish : ChromeInlet Size : 3/8 in. NPT
Fuel Pressure Regulator
Part Number: A1825302BK
Universal Fit
$143.95
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Recommended Use : PerformanceProduct Fit : May Require Minor ModificationQuantity Sold : Sold individuallyWarranty : 1-year AEM limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewAdjustment Range : 20 psi to maximumMaterial : AluminumOutlet Size : -6 ANOutlet Type : Female threadInlet Type : Female threadsColor Finish : BlackInlet Size : -6 AN
Fuel Pressure Regulator
Part Number: H1912707
Universal Fit
$326.95
Product Details
Notes : Designed only for carburetor useEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Recommended Use : PerformanceProduct Fit : UniversalIncludes : Fitting(s) and mounting bracketQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : YesAdjustment Range : 4.5-9 psiMaterial : AluminumInlet Quantity : SingleOutlet Size : -6 ANOutlet Quantity : FourOutlet Type : Female threadsInlet Type : Female threadsColor Finish : Anodized BlackInlet Size : -8 AN
Fuel Pressure Regulator
Part Number: H195125045
Universal Fit
$366.95
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Recommended Use : PerformanceProduct Fit : UniversalQuantity Sold : KitWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : NoMaterial : AluminumInlet Quantity : SingleOutlet Size : -6 ANOutlet Quantity : DualColor Finish : Anodized BlackInlet Size : -8 AN
Die Cast EFI Fuel Pressure Regulator, 15-60 PSI, Black, Gas, Return, Sold Individually
Part Number: H1912886
Universal Fit
$80.05
Product Details
Series : Die Cast EFI SeriesRecommended Use : PerformanceProduct Fit : UniversalQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Gauge Port : YesAdjustment Range : 15-60 PSIMaterial : AluminumInlet Quantity : SingleOutlet Size : 3/8 in. NPTOutlet Quantity : SingleColor Finish : BlackInlet Size : 3/8 in. NPT
Fuel Pressure Regulator
Part Number: H19121000
Universal Fit
$279.95
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Recommended Use : PerformanceProduct Fit : UniversalQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : NoMaterial : AluminumInlet Quantity : 1Outlet Size : 3/4-16 in.Outlet Quantity : 1Color Finish : BlackInlet Size : 3/4-16 in. Inlet
Fuel Pressure Regulator
Part Number: H19121001
Universal Fit
$310.95
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Recommended Use : PerformanceProduct Fit : UniversalQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : NoMaterial : AluminumInlet Quantity : 1Outlet Size : 3/4-16 in.Outlet Quantity : 1Color Finish : BlackInlet Size : 3/4-16 in. Inlet
Carburetor Bypass Style Fuel Pressure Regulator, 4.5-9 psi, Natural, Gas, Alcohol, Non-Return, Sold Individually
Part Number: H1912704
Universal Fit
$140.35
Product Details
Notes : Designed only for carburetor useEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Carburetor Bypass Style SeriesRecommended Use : PerformanceProduct Fit : UniversalIncludes : Fitting(s) and mounting bracketQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : NoAdjustment Range : 4.5-9 psiMaterial : AluminumInlet Quantity : SingleOutlet Size : 1/2 in. NPTOutlet Quantity : DualOutlet Type : Female threadsInlet Type : Female threadsColor Finish : NaturalInlet Size : 1/2 in. NPT
Carburetor Bypass Style Fuel Pressure Regulator, 4.5-9 psi, Chrome, Gas, Non-Return, Sold Individually
Part Number: H1912803
Universal Fit
$41.87
Product Details
Notes : Preset to 7 PSI; Inline; Does not include fittings; Designed only for carburetor useEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Carburetor Bypass Style SeriesRecommended Use : PerformanceProduct Fit : UniversalIncludes : Mounting BracketQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : NoAdjustment Range : 4.5-9 psiMaterial : AluminumInlet Quantity : SingleOutlet Size : 3/8 in. NPTOutlet Quantity : DualOutlet Type : Female threadsInlet Type : Female threadsColor Finish : ChromeInlet Size : 3/8 in. NPT
Carburetor Bypass Style Fuel Pressure Regulator, 4.5-9 psi, Natural, Gas, Return, Sold Individually
Part Number: H1912803BP
Universal Fit
$112.45
Product Details
Notes : Preset to 7 PSI; Inline; Cannot be used with mechanical fuel pumps; Does not include fittings; Designed only for carburetor useEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Carburetor Bypass Style SeriesRecommended Use : PerformanceProduct Fit : UniversalIncludes : Mounting BracketQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : NoAdjustment Range : 4.5-9 psiMaterial : AluminumInlet Quantity : SingleOutlet Size : 3/8 in. NPTOutlet Quantity : SingleOutlet Type : Female threadsInlet Type : Female threadsColor Finish : NaturalInlet Size : 3/8 in. NPT
HP Billet Fuel Pressure Regulator, 4.5-9 psi, Anodized black and clear, Gas, Non-Return, Sold Individually
Part Number: H1912840
Universal Fit
$121.45
Product Details
Notes : Use with electric or mechanical pumps; Designed only for carburetor useEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : HP Billet SeriesRecommended Use : PerformanceProduct Fit : UniversalIncludes : 1/8 in. NPT gauge port and mounting bracketQuantity Sold : Sold individuallyWarranty : 90-day Holley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewGauge Port : YesAdjustment Range : 4.5-9 psiMaterial : Billet AluminumInlet Quantity : SingleOutlet Size : 3/8 in. NPTOutlet Quantity : DualOutlet Type : Female threadsInlet Type : Female threadsColor Finish : Anodized black and clearInlet Size : 3/8 in. NPT
Page 1 of 4 | Showing 1 - 15 of 55 results

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Product Questions & Answers

Q:I can't find where my old one is located, but I believe it's under the hood somewhere? Show Less
James J.
A:BEST ANSWERHi James, thank you for reaching out. It depends. In most vehicles, the fuel regulator is commonly close to the intake manifold in most cars located on the fuel pressure rail. Have a good one! Show less
Andrew B.
 
2 Questions, 1 AnswerView all Q&As >

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Where Is the Fuel Regulator Located?
Where Is the Fuel Regulator Located?Once the vacuum increases, the diaphragm pushes against the spring, which decreases pressure and the amount of fuel injected into the engine. When the vacuum decreases, fuel pressure increases. Tips on How to Access the Fuel Regulator
P2294 Code: Fuel Pressure Regulator 2 Control Circuit/Open
P2294 Code: Fuel Pressure Regulator 2 Control Circuit/OpenIf the PCM detects a problem with the fuel pressure regulator (designated #2) or its circuit, the module might set code P2294.
A Beginner’s Guide to Fuel-Injected vs. Carbureted Engines
A Beginner’s Guide to Fuel-Injected vs. Carbureted EnginesSitting on top of the intake manifold and beneath the air filter, the carburetor is responsible for mixing air and fuel before they get to the cylinders. The Principle of Carburetion
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When Were Vehicles First Equipped with Computers?Engine computers were developed so that vehicles can meet the government’s emission control regulations. Before fuel injection was popularized, most vehicles had carburetors, which wasted fuel because they weren’t capable of adjusting air pressure, fuel temperature, and fuel ratio.  What Did the Bosch D-Jetronic Do?
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How to Use a Fuel Pressure Tester the Right Way
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