Best Fuel Governor Diaphragms in 2026

Daisy
Last Updated: Feb 13, 2026

At a Glance: Our Top Picks for Fuel Governor Diaphragms

Holley Regulator Diaphragm Repair Kit
#TOP1
Holley Regulator Diaphragm Repair Kit
9.6
PM SCORE
ACDelco Professional 214-2156 Fuel Injection Pressure Regulator
#TOP2
Acdelco Professional 214-2156 Fuel Injection Pressure Regulator
8.4
PM SCORE
AEM 25-392 Adjustable Fuel Pressure Regulator Accessory
#TOP3
Aem 25-392 Adjustable Fuel Pressure Regulator Accessory
6.1
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Fuel Governor Diaphragms of 2026

Market Overview
Fuel Governor Diaphragms Reviewed
  • Reviews Analyzed: 284 Items
  • PM Avg. Rating: 6.6 / 10
5 Products Evaluated
  • Highest Price: $75.29
  • Lowest Price: $12.74
  • Avg. Price: $51.56

Holley Regulator Diaphragm Repair Kit

HOLLEY
12807
0.00 X 0.00 X 0.00 Inches
0.04 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Replacement fuel pressure regulator diaphragm repair kit

For Holley fuel pressure regulators

Includes diaphragm

Includes low and high pressure springs

Durable and long lasting

Fit type: Vehicle Specific

Acdelco Professional 214-2156 Fuel Injection Pressure Regulator

ACDELCO
214-2156
2.80 X 2.50 X 2.60 Inches
0.13 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Professional, premium aftermarket replacement

Provides the performance and dependability you expect from ACDelco

Manufactured to meet expectations for fit, form, and function

#TOP3

Aem 25-392 Adjustable Fuel Pressure Regulator Accessory

AEM
25-392
0.00 X 0.00 X 0.00 Inches
0.15 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
EZ Automotive 9.26

Features

The AEM fuel pressure regulator rebuild kit includes the diaphragm, O-ring and 3 orifices for different fueling requirements

This rebuild kit works for the AEM fuel pressure regulators for Honda/Acura

#TOP4

Bbk Performance 1914 Fuel Regulator

BBK
1914
6.70 X 5.30 X 2.10 inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Installation is simple and all kits include detailed instructions sheet

Package Dimensions: 6.0 H x 7.0 L x 2.0 W (inches)

Package Weight: 1.0 pounds

Country of Origin : United States

#TOP5

Delphi Fp10382 Fuel Pressure Regulator, 1 Pack

DELPHI
FP10382
2.50 X 2.50 X 3.00 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Delphi brings 80 + years of OE Heritage into each Delphi assembly, ensuring quality and fitment for each Delphi part

Built to exacting OE specifications for gauge accuracy and reliability

Features precisely manufactured internal valves, diaphragms and springs for excellent performance under all operating conditions

Maintains the correct pressure from the tank to the injector for varied driving conditions

Features precisely crafted internal valves

Top 10 fuel governor diaphragms Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Acdelco 1
Aem 1
Bbk 1
Delphi 1
Holley 1

Top 10 fuel governor diaphragms Brands Pie Chart


We've carried out a comprehensive analysis of 284 reviews on fuel governor diaphragms, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select fuel governor diaphragms priced around $51.56, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 5 fuel governor diaphragms for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

We are dedicated to assisting our users in finding the right regulators Products based on their needs, saving them considerable time when choosing which fuel governor diaphragms to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.