DeatschWerks Set of 4 2400cc Injectors

2002–2014 Subaru Impreza WRX / 2007–2012 Subaru Legacy GT / 2007–2015 Subaru Impreza WRX STI

Part #: 16S-01-2400-4

Overview

The DeatschWerks Set of 4 2400cc fuel injectors is designed to deliver precise and reliable fuel delivery for Subaru enthusiasts who are looking to enhance their vehicle’s performance. Whether you're building a high-horsepower street setup, participating in spirited driving, or preparing for forced induction upgrades, these injectors provide the capacity and consistency needed to support increased fuel demands.

Engineered for Subaru models including the Impreza WRX, WRX STI, and Legacy GT, these injectors are ideal for drivers seeking improved throttle response, optimized fueling, and the ability to support modifications such as turbo upgrades or engine tuning. With their high flow rate, you'll get the confidence that your vehicle can handle more power while maintaining excellent drivability and reliability.

Key Features

DeatschWerks injectors are known for their precision engineering and high-quality construction, making them a top choice for performance-oriented Subaru owners. The 2400cc capacity ensures ample fuel delivery for heavily modified engines, supporting increased horsepower and torque. These injectors feature a high-flow design that improves fuel atomization and combustion efficiency, resulting in better throttle response and overall engine performance.

• High-flow 2400cc capacity, suitable for heavily modified or turbocharged Subaru engines
• Precision-machined from high-quality materials for durability and consistent spray patterns
• Compatible with ethanol blends and high-performance fuels
• Drop-in replacement with OEM-style connectors for easy installation
• Designed for reliable operation under high fuel pressures and demanding conditions
• Ideal for tuning, forced induction, and high-performance builds
• Manufactured with strict quality control to ensure long-lasting performance

Filter Options

These injectors are designed as direct replacements and do not require additional filter media options. They are compatible with stock fuel rails and OEM connectors, making installation straightforward for experienced enthusiasts and professional installers alike.

Construction & Design

The DeatschWerks 2400cc injectors feature a robust construction with precision-machined bodies and high-flow pintle designs. Their durable materials ensure resistance to corrosion and wear, even under high fuel pressures and aggressive driving conditions. The injectors are engineered with a focus on spray pattern consistency and fuel atomization, which are critical for optimal combustion and engine efficiency. Their compact, OEM-compatible form factor allows for seamless integration into your Subaru’s fuel system without modifications.

Installation & Fitment

These fuel injectors are designed as direct replacements for the factory units, making installation straightforward for those familiar with Subaru fuel systems. No special modifications, cutting, or tuning are required for initial installation, but a proper tune is recommended to optimize fueling and performance gains. Ensure your vehicle is properly tuned after installation to achieve the best results and maintain engine reliability.

• Plug-and-play installation with OEM connectors
• No cutting or drilling required
• Recommended to be paired with a professional ECU tune for optimal performance

What's Included

• Set of four high-flow 2400cc fuel injectors
• Installation instructions

Ideal For

These injectors are perfect for Subaru owners who are upgrading their fuel system for increased power, forced induction, or high-performance tuning. They are suitable for street-driven cars, track enthusiasts, and anyone seeking reliable, high-capacity fuel delivery to support aggressive engine modifications.