DeatschWerks DW430C

2011–2025 Subaru Forester / Subaru WRX / Subaru STI 2.0L Turbo

Part #: 9-437

Overview

The DeatschWerks DW430C is a high-performance, compact fuel pump designed to meet the demands of enthusiasts seeking reliable fuel delivery for their turbocharged Subaru applications. Engineered for optimal efficiency and durability, this pump provides a significant upgrade over stock units, supporting increased horsepower and fueling needs. Whether you're building a spirited daily driver, a track-ready build, or an off-road adventure vehicle, the DW430C ensures your fuel system maintains consistent pressure and flow under demanding conditions.

Designed with precision and quality in mind, the DW430C offers a compact form factor that fits seamlessly into a variety of Subaru models. Its robust construction and high-quality components make it a dependable choice for those looking to enhance their vehicle's performance without sacrificing reliability. With this fuel pump, you'll get improved fueling capacity, helping support your modifications and ensuring your engine runs smoothly at all times.

Key Features

The DeatschWerks DW430C features advanced engineering and premium materials to deliver superior performance and longevity. Its key features include:

• High-flow capacity of 430 liters per hour (lph), providing ample fuel delivery for upgraded turbo systems and increased horsepower applications.
• Compact, lightweight design that fits most Subaru fuel pump locations without requiring extensive modifications.
• High-quality, corrosion-resistant materials ensuring durability and long service life in demanding environments.
• Precision-matched components for consistent pressure and flow, reducing the risk of fuel starvation during spirited driving or high-load conditions.
• Designed to support high-performance fuel systems, making it ideal for turbocharged and supercharged setups.
• Compatible with ethanol-blended fuels, including E85, for flexible tuning and performance optimization.
• Easy installation with OEM-style connectors and mounting points, ensuring a straightforward upgrade process.
• Reliable operation with minimal noise and vibration, contributing to a smooth driving experience.

Construction & Design

The DW430C is built with a high-quality, corrosion-resistant pump motor and a durable, compact housing that fits seamlessly into the factory fuel pump assembly or aftermarket fuel modules. Its design incorporates a high-performance impeller and precision-matched internal components to maximize flow and pressure consistency. The pump's construction ensures resistance to fuel contaminants and ethanol fuels, making it suitable for a wide range of tuning scenarios. Its compact size allows for versatile installation options, whether in stock fuel tanks or custom setups, without sacrificing performance or reliability.

Performance & Sound

The DW430C provides a substantial upgrade in fuel flow capacity, supporting increased horsepower and fueling demands. Its high flow rate of 430 lph ensures your engine receives a steady, reliable fuel supply, helping to optimize power output and throttle response. This pump is ideal for turbocharged Subaru builds that require enhanced fueling for performance tuning. Its operation is smooth and quiet, minimizing noise in the cabin while delivering consistent fuel pressure during aggressive driving or high-RPM operation.

Installation & Fitment

The DeatschWerks DW430C is designed as a direct replacement for the factory fuel pump in compatible Subaru models. Installation is straightforward, typically involving removal of the stock pump and installation of the DW430C into the existing fuel module. No cutting, drilling, or extensive modifications are required in most cases. It is recommended to verify compatibility with your specific vehicle model and fuel system before installation. For optimal performance, pairing this pump with a proper fuel pressure regulator and tuning is advised.

• Plug-and-play installation with OEM-style connectors
• No additional wiring modifications needed in most applications
• Supports high-performance fuel setups, including E85 compatibility

What's Included

• DeatschWerks DW430C fuel pump
• Installation instructions

Ideal For

• Turbocharged Subaru owners seeking increased fuel capacity
• Performance enthusiasts building high-horsepower applications
• Drivers upgrading their fuel system for tuning and modifications
• Off-road and rally participants requiring reliable fuel delivery in demanding conditions

Emissions Note

This product is designed for off-road or racing use only and may not be legal for street use in all jurisdictions. Please verify local regulations before installation.