DeatschWerks 9-301-0791 DW300 340LPH Fuel Pump Kit for 90-07 Subaru EJ Eng

Vehicle Fitment

• 1990-2007 Subaru Legacy (All trims, EJ22/EJ25, AWD/4WD)
• 1993-2007 Subaru Impreza (Base/4x4, EJ20/EJ22/EJ25, AWD)
• 2002-2007 Subaru WRX (EJ20/EJ25, AWD)
• 2004-2007 Subaru WRX STI (EJ20/EJ25, AWD)
• 1997-2007 Subaru Forester (Base/XS/XT, EJ20/EJ25, AWD)

Fitment Notes

• Includes install kit for OE-style in-tank installation
• Must reuse factory fuel pump sending unit where applicable
• Designed for gasoline and ethanol (E85) compatible applications

Features

• High flow DW300 series in-tank performance fuel pump
• Flows approximately 340 LPH (liters per hour) at ~40 psi
• Quiet turbine impeller design with pulse width modulation compatibility
• Supports gasoline and ethanol (E85) fuels without degradation
• Includes install kit: sock, connector, fuel line, and hardware
• Electric 12 V pump designed for OEM-location fitment
• Improves fuel delivery for upgraded engines and turbo applications
• Backed by manufacturer's no-fault limited warranty

Specifications

• Part Number: 9-301-0791
• Brand: DeatschWerks
• Series: DW300
• Flow Rate: ~340 LPH (~85 GPH / ~524 lb/hr)
• Pressure Rating: ~100 psi
• Voltage: 12 V electric
• Location: In-tank fuel pump
• Inlet/Outlet: 5/16" hose barb style
• Compatibility: Gasoline and ethanol fuels (E85)

Included Components

• 1x DW300 340LPH in-tank fuel pump
• 1x Fuel pump install sock
• 1x Electrical connector
• 1x Length of fuel line
• 1x Assortment of mounting hardware

Product Description

The DeatschWerks 9-301-0791 DW300 340LPH Fuel Pump Kit is a high-performance in-tank fuel delivery upgrade engineered for select Subaru EJ-powered vehicles spanning 1990-2007 Legacy, 1993-2007 Impreza, 2002-2007 WRX, 2004-2007 WRX STI, and 1997-2007 Forester models. This DW300 series pump delivers a significantly higher flow rate than many OEM pumps, making it ideal for enthusiasts seeking improved fuel supply for tuned, turbocharged, or higher-power applications.

Featuring a quiet turbine impeller and robust 12 V electric motor, this fuel pump is fully compatible with both gasoline and ethanol (E85) fuels without sacrificing durability. The included install kit contains the necessary sock, connectors, fuel line, and hardware for a proper drop-in style installation into the factory fuel pump location. It's designed to reuse your vehicle's original fuel pump sending unit where applicable, ensuring seamless integration with the OEM fuel system.

Whether you're building a rally car, street performance build, or just replacing an aging pump with a reliable high-flow unit, the DeatschWerks DW300 9-301-0791 provides enhanced fueling capacity and performance support. Its broad fitment across multiple Subaru platforms makes it a versatile choice for a range of EJ engine enthusiasts.