Nitrous Express EFI Single Nozzle Nitrous Kit Composite Bottle

1992–2005 Dodge / Jeep 2.5L, 3.9L, 4.0L V6 & I4/I6 Engines

Part #: 20921-12

Overview

The Nitrous Express EFI Single Nozzle Nitrous Kit with Composite Bottle is a premium nitrous oxide system designed specifically for a wide range of Dodge and Jeep vehicles from 1992 to 2005. Engineered to deliver reliable, controlled power boosts, this Stage 1 EFI nitrous system is ideal for enthusiasts seeking a safe and effective way to increase horsepower on EFI-equipped engines. Whether you drive a Dodge Dakota, Jeep Wrangler, or Chrysler 300, this kit provides a seamless integration with your vehicle’s fuel injection system to maximize performance gains.

Built with quality components and advanced technology, this nitrous kit is perfect for street performance, weekend racing, or any application where a dependable power increase is desired without sacrificing drivability or engine safety.

Key Features

This nitrous kit combines cutting-edge design with robust hardware to ensure consistent and efficient nitrous delivery. Key features include:

• Patented Shark nozzle for optimal nitrous and fuel atomization
• High-flow Lightning solenoids for rapid and reliable nitrous activation
• Extra-long stainless braided nitrous line for flexible and secure routing
• Composite nitrous bottle for lightweight durability and corrosion resistance
• Stainless steel bottle bracket included for secure mounting
• Available horsepower levels from 35 to 150 HP, tailored for 4, 6, 8, 10, and 12-cylinder engines
• Complete hardware kit for straightforward installation
• Designed specifically for EFI engines to maintain proper air/fuel ratios and engine safety

Construction & Design

The system features a lightweight composite nitrous bottle that resists corrosion and reduces overall weight compared to traditional steel bottles. The stainless steel bottle bracket ensures a secure and vibration-resistant mounting solution. High-quality Lightning solenoids provide fast response times and durability under high-pressure conditions. The Shark nozzle is engineered to deliver a precise and consistent nitrous spray pattern, enhancing combustion efficiency and power output. All components are manufactured to rigorous standards, ensuring long-lasting performance and reliability.

Installation & Fitment

This nitrous kit is designed for direct fitment on a variety of Dodge and Jeep models equipped with EFI engines from 1992 through 2005. Installation is straightforward with all necessary hardware included, making it accessible for experienced enthusiasts and professional installers alike. The extra-long stainless braided nitrous line allows for flexible routing to accommodate different engine bays and configurations. Minimal modifications are required, and the system integrates seamlessly with existing fuel injection setups to maintain engine safety and drivability.

What's Included

• Composite nitrous bottle
• Stainless steel bottle bracket
• Lightning nitrous solenoids
• Extra-long stainless braided nitrous line
• Patented Shark nozzle
• Complete installation hardware

Ideal For

This nitrous kit is ideal for Dodge and Jeep owners looking to enhance the power of their 2.5L, 3.9L V6, 4.0L I6, and compatible engines without extensive engine modifications. It suits street performance enthusiasts, weekend racers, and anyone wanting a reliable, tunable nitrous system that works in harmony with EFI technology. Perfect for vehicles including:

• 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, 5.2L, 5.9L V8
• 2005 Chrysler 300 2.7L and 3.5L V6

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.