Nitrous Express EFI Single Nozzle Nitrous Kit

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

Part #: 20921-15

Overview

The Nitrous Express EFI Single Nozzle Nitrous Kit with a 15lb bottle is a premium nitrous oxide system designed specifically for EFI-equipped Dodge and Jeep vehicles from 1992 to 2005. Engineered to deliver reliable and consistent power gains, this Stage 1 system is ideal for enthusiasts looking to boost horsepower safely and effectively. Featuring high-flow solenoids and the patented Shark nozzle, it ensures precise nitrous delivery for smooth, controlled power increases without compromising engine integrity.

This kit is perfect for drivers of 2.5L and 3.9L V6 engines, as well as compatible 4.0L inline-six and 2.5L inline-four engines found in popular models such as the Dodge Dakota, Ram 1500, Jeep Wrangler, Jeep Grand Cherokee, Dodge Durango, and Chrysler 300. Whether you’re upgrading your daily driver or enhancing your weekend warrior, this nitrous kit offers a straightforward installation and dependable performance.

Key Features

Designed with quality and performance in mind, the Nitrous Express EFI Single Nozzle Nitrous Kit includes:

• High-flow Lightning solenoids for maximum nitrous and fuel delivery
• Patented Shark nozzle for optimal atomization and distribution of nitrous oxide
• Extra-long stainless braided nitrous line for durability and ease of routing
• 15lb nitrous bottle with stainless steel mounting bracket for secure installation
• Complete hardware kit including fittings, lines, and mounting components
• Horsepower levels available from 35 to 75 HP for 4- and 6-cylinder engines
• Compatible with a wide range of Dodge and Jeep EFI engines from 1992 to 2005
• Engineered for EFI systems to maintain proper air/fuel ratios and engine safety

Construction & Design

The Nitrous Express EFI Single Nozzle Kit is built with premium materials to ensure longevity and performance under demanding conditions. The stainless steel braided nitrous line resists abrasion and heat, while the Lightning solenoids provide rapid response and high flow capacity. The Shark nozzle’s patented design promotes superior nitrous atomization, enhancing combustion efficiency and power delivery. The included 15lb bottle is constructed from durable steel and secured with a corrosion-resistant stainless steel bracket, ensuring safe and stable mounting within the engine bay or trunk.

Installation & Fitment

This nitrous kit is designed for straightforward installation on compatible Dodge and Jeep EFI vehicles from 1992 through 2005. The system includes all necessary hardware and fittings, allowing for a clean and professional setup. Minimal modifications are required, making it suitable for enthusiasts with basic mechanical skills and access to standard tools. The extra-long nitrous line provides flexibility in routing, accommodating various engine bay layouts. Proper tuning and safety precautions are recommended to maximize performance and protect engine components.

What's Included

• 15lb Nitrous oxide bottle
• Stainless steel bottle mounting bracket
• High-flow Lightning nitrous and fuel solenoids
• Patented Shark single nozzle
• Extra-long stainless braided nitrous line
• Complete installation hardware and fittings

Ideal For

This nitrous kit is ideal for Dodge and Jeep owners seeking a reliable, easy-to-install nitrous system to increase horsepower on EFI engines. It suits street performance enthusiasts, weekend racers, and those looking to add controlled bursts of power without extensive engine modifications. Compatible with a broad range of 4- and 6-cylinder engines, it offers a versatile solution for boosting performance in popular models like the Dodge Dakota, Ram 1500, Jeep Wrangler, Grand Cherokee, Durango, and Chrysler 300.

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.