Nitrous Express EFI Single Nozzle Nitrous Kit

1992–2005 Dodge, Jeep & Chrysler 2.5L–5.9L V6, I4, I6, V8 Engines

Part #: 20921-05

Overview

The Nitrous Express EFI Single Nozzle Nitrous Kit is a premium Stage 1 nitrous system designed specifically for electronic fuel injection (EFI) engines. Engineered to deliver reliable and consistent power gains, this kit is ideal for enthusiasts looking to boost horsepower safely and effectively. It supports horsepower increases ranging from 35 to 150, making it suitable for a wide range of 4-, 6-, and 8-cylinder engines.

Built with quality components including high-flow solenoids and the patented Shark nozzle, this system ensures optimal nitrous delivery and combustion efficiency. Whether you drive a Dodge Dakota, Jeep Wrangler, or Chrysler 300, this kit offers a tailored fit and performance upgrade that enhances your vehicle’s acceleration and overall driving experience.

Key Features

This nitrous kit combines advanced technology and durable components to maximize power gains while maintaining engine safety and reliability.

• Horsepower levels available from 35 to 150 HP to match various engine sizes and configurations
• Patented Shark nozzle for precise and efficient nitrous atomization
• High-flow Lightning solenoids designed for rapid and consistent nitrous delivery
• Extra-long stainless braided nitrous oxide line for flexible and secure routing
• Includes a 5lb stainless steel nitrous bottle with a corrosion-resistant bracket
• Complete hardware kit for straightforward installation
• Compatible with a wide range of EFI engines including 4-cylinder, 6-cylinder, and V8 applications
• Designed to integrate seamlessly with factory EFI systems without extensive modifications

Construction & Design

The Nitrous Express EFI Single Nozzle Kit is built with premium materials to ensure durability and performance under demanding conditions. The stainless steel braided nitrous line resists abrasion and heat, while the stainless bottle bracket provides secure mounting and corrosion resistance. The Lightning solenoids are engineered for high flow rates and quick response, ensuring consistent nitrous delivery during acceleration.

The patented Shark nozzle design optimizes nitrous and fuel mixing, promoting efficient combustion and minimizing the risk of engine knock or lean conditions. Every component is precision-engineered to maintain reliability and ease of maintenance.

Installation & Fitment

This nitrous kit is designed for direct fitment on a variety of Dodge, Jeep, and Chrysler vehicles from 1992 through 2005, covering multiple engine sizes and configurations. Installation is straightforward with all necessary hardware included, allowing for a clean and professional setup. The system integrates with existing EFI components, requiring minimal modifications to the fuel or intake systems.

Compatible vehicles include:

• 1992–2003 Dodge Dakota 3.9L V6
• 1994–2001 Dodge Ram 1500 3.9L V6
• 1997–2002 Dodge Dakota 2.5L
• 1997–2002 Jeep Wrangler 2.5L I4
• 1998–1999 Dodge Durango 3.9L V6
• 1998–2004 Jeep Grand Cherokee 4.0L I6
• 1998–2005 Jeep Wrangler 4.0L I6
• 1999 Dodge Dakota (all engines)
• 1999 Dodge Dakota 4.7L V8
• 1999 Dodge Dakota 5.2L V8
• 1999 Dodge Dakota 5.9L V8
• 2005 Chrysler 300 2.7L V6
• 2005 Chrysler 300 3.5L V6

What's Included

• 5lb stainless steel nitrous oxide bottle
• Stainless steel bottle mounting bracket
• High-flow Lightning nitrous solenoids
• Patented Shark single nozzle assembly
• Extra-long stainless braided nitrous line
• Complete installation hardware kit
• Detailed installation instructions

Ideal For

This nitrous kit is perfect for performance enthusiasts and racers who want a reliable, easy-to-install nitrous system that delivers significant horsepower gains without compromising engine safety. It suits drivers of Dodge, Jeep, and Chrysler vehicles equipped with EFI engines who seek an affordable and effective power upgrade for street or strip use.

Nitrous Express (NX) manufactures high-performance nitrous oxide systems and components designed to add significant horsepower on-demand for street/strip and racing applications. With complete plate and direct-port style systems plus supporting solenoids and hardware, NX is built for tuners and racers who want controlled power gains—and the company also owns Snow Performance for water-methanol solutions.