Grams Performance Fuel Injectors

Fits 2002–2011 Subaru WRX, 2007+ Subaru STI, Forester XT, 2007–2011 Subaru Legacy

Part #: G2-1600-1200

Overview

The Grams Performance 1600cc fuel injector kit is designed for enthusiasts seeking reliable, high-capacity fuel delivery for their Subaru performance builds. Crafted with premium materials and manufactured using advanced techniques, these injectors ensure consistent spray patterns and durability under demanding conditions. Ideal for turbocharged engines and high-performance setups, they help optimize fuel delivery, supporting increased power and responsiveness while maintaining excellent fuel atomization and combustion efficiency. Whether you're upgrading for increased horsepower or tuning for better throttle response, these injectors are engineered to meet the needs of serious Subaru enthusiasts. Their compatibility with all fuels, including oxygenated options like FTW, Q16, M5, and C45, makes them versatile for various racing and performance applications. Designed to support aggressive tuning and high fuel flow requirements, they are an essential component for maximizing your vehicle’s potential.

Key Features

Designed with stainless internals for enhanced durability and corrosion resistance. Precision-machined for optimal spray patterns and consistent fuel delivery. Capable of supporting high horsepower builds with a 1600cc flow rate. Compatible with all fuel types, including oxygenated fuels and race fuels. Manufactured with high-quality materials to ensure longevity and reliability. Engineered for easy installation and seamless integration with Subaru fuel systems. Supports aggressive tuning and high-performance engine setups. Built to withstand the rigors of racing and high-demand driving environments.

Construction & Design

These injectors feature stainless steel internals and precision-machined components, ensuring durability and consistent performance over time. The high-flow design is optimized for maximum fuel atomization, supporting high horsepower applications while maintaining precise control over fuel delivery. The robust construction helps resist corrosion and wear, making them suitable for demanding racing and performance environments.

Performance & Response

The 1600cc flow rate provides ample fuel supply for turbocharged Subaru engines, enabling significant power gains and improved throttle response. The injectors deliver a fine, even spray that promotes efficient combustion, resulting in smoother acceleration and more consistent engine behavior during high-performance driving.

Installation & Fitment

These fuel injectors are designed as direct replacements for OEM units on compatible Subaru models. Proper installation may require basic tuning adjustments to optimize fuel maps and ensure optimal performance. It is recommended to follow manufacturer guidelines or consult a professional tuner for best results.

What’s Included

Complete set of four high-performance fuel injectors with stainless internals. Installation hardware and seals are included for a secure fit.