DeatschWerks 02J-00-0850-4 850cc Fuel Injectors for 2004-2006 Subaru WRX STI

Vehicle Fitment

• 2004-2006 Subaru WRX STI (EJ25)
• 2004-2006 Subaru Legacy GT (EJ25)

Fitment Notes

• Requires ECU tuning for optimal fuel delivery and engine performance.
• Compatible with top-feed fuel injection systems.
• Not compatible with Subaru 2.5 RS models.

Features

• 850cc high-flow injectors for enhanced power potential.
• Matched set of 4 injectors for balanced fuel delivery.
• Precise flow control within ±2% for smooth engine operation.
• Optimized spray pattern for improved combustion efficiency.
• Compatible with gasoline and E85 fuels.
• Durable design suitable for high-performance applications.
• OEM-style connectors for easy plug-and-play installation.
• Resistant to fuel contaminants and corrosion.

Specifications

• Flow Rate: 850cc/min (approx. 52 lb/hr at 43.5 psi)
• Connector Type: OEM Subaru top-feed style
• Number of Injectors: 4
• Fuel Compatibility: Gasoline, E85
• Operating Pressure: 43.5 psi standard fuel system pressure
• Application: Subaru EJ25 engines in WRX STI and Legacy GT

Included Components

• 4x 850cc Fuel Injectors
• 4x Injector O-rings
• Installation Lubricant Packet

Product Description

The DeatschWerks 02J-00-0850-4 fuel injectors deliver 850cc of fuel per minute, designed specifically for the 2004-2006 Subaru WRX STI and Legacy GT equipped with EJ25 engines. These injectors provide a significant upgrade in fuel flow to support performance modifications, enabling enhanced power and throttle response.

Featuring OEM-style connectors for direct fitment, these injectors ensure reliable and consistent fuel delivery. The optimized spray pattern and precise flow control improve combustion efficiency, while compatibility with gasoline and E85 fuels offers flexibility for various tuning setups. ECU tuning is recommended for optimal results.

Included in the kit are all necessary O-rings and lubricant for a smooth installation. Engineered for durability and reliability, these DeatschWerks injectors are an ideal choice for enthusiasts upgrading their Subaru's fuel system.