AutoMeter Fuel Pressure Snubber / Restrictor

1998–2002 Dodge Cummins Diesel / 30 psi Fuel Pressure Gauge Installation

Part #: 3279

Overview

The AutoMeter Fuel Pressure Snubber / Restrictor is an essential component designed specifically for diesel enthusiasts and mechanics who want to ensure the longevity and accuracy of their fuel pressure gauges. When installing 30 psi fuel pressure gauges on pre-injection pump Dodge Cummins diesel engines from 1998 to 2002, this snubber helps protect your sending units from damaging pressure spikes during engine startup. Its robust construction and precise design make it a reliable addition to your fuel system setup, providing peace of mind and consistent readings.

If you're upgrading or maintaining your diesel fuel system, this snubber ensures your gauges operate smoothly without being subjected to sudden pressure surges that could cause inaccurate readings or damage. Whether you're a professional technician or a passionate DIYer, this component is tailored to support your vehicle's performance and reliability.

Key Features

The AutoMeter Fuel Pressure Snubber boasts several key features that make it an indispensable part of your diesel fuel system:

• Manufactured from high-quality stainless steel for durability and corrosion resistance, ensuring long-lasting performance in demanding environments.
• Precisely machined to fit standard 1/8" NPT connections, providing a secure and leak-free installation.
• Designed to be installed inline between the fuel line and the pressure gauge, effectively dampening pressure spikes during engine start-up and operation.
• Helps protect sensitive fuel pressure sending units from excessive pressure surges, extending their service life.
• Simple, straightforward installation that requires no additional modifications or specialized tools.
• Ideal for diesel enthusiasts seeking accurate fuel pressure readings and enhanced system protection.

Construction & Design

The AutoMeter Fuel Pressure Snubber is crafted from premium stainless steel, ensuring resistance to corrosion and high-pressure environments typical in diesel fuel systems. Its compact, inline design allows for easy integration into existing fuel lines without adding significant length or complexity. The component features a precision-machined 1/8" NPT male and female connection, guaranteeing a tight, leak-proof fit. Its robust construction helps absorb pressure spikes, providing a smoother, more stable reading on your gauge and protecting your fuel system components from potential damage caused by sudden pressure fluctuations.

Performance & Sound

While this snubber does not directly influence engine performance or sound, it plays a crucial role in maintaining accurate fuel pressure readings and protecting your gauges and fuel system components. By dampening pressure spikes during startup, it ensures your fuel pressure gauge provides consistent and reliable data, aiding in diagnostics and tuning. Its effective pressure regulation contributes to a more stable fuel delivery system, supporting optimal engine operation.

Installation & Fitment

The AutoMeter Fuel Pressure Snubber is designed for a straightforward, bolt-on installation. It connects directly between your fuel line and the fuel pressure gauge using standard 1/8" NPT fittings. No cutting, drilling, or complex modifications are required. Simply thread the snubber into your existing fuel line or gauge fitting, and tighten securely to prevent leaks. Its compact size and universal design make it compatible with a wide range of diesel applications, particularly for 1998–2002 Dodge Cummins engines. Proper installation ensures maximum protection against pressure spikes and accurate gauge readings.

• Easy bolt-on installation with no additional parts required
• Compatible with 1/8" NPT fittings
• Suitable for diesel fuel systems on Dodge Cummins 98-02 models

What's Included

• Stainless steel fuel pressure snubber / restrictor (part # 3279)

Ideal For

• Diesel enthusiasts upgrading their fuel pressure monitoring systems
• Owners of 1998–2002 Dodge Cummins diesel trucks
• Professionals and DIYers seeking to protect fuel pressure sending units from pressure spikes
• Anyone installing 30 psi fuel pressure gauges in pre-injection pump diesel applications

Emissions Note

This product is designed solely for use in off-road or racing applications and is not intended for use on vehicles registered for street use in states with emissions regulations. Please verify local laws before installation.