DeatschWerks 9-101-0791 DW100 Fuel Pump 165 LPH for 90-07 Subaru Impreza/Legcy

Vehicle Fitment

• 1993-2007 Subaru Impreza (Base, L, LS, LX, Outback, RS, WRX; 1.8-2.5 L, OBD-I/II)
• 1990-1999 Subaru Legacy (Base, L, LS, Brighton, GT; 2.2-2.5 L, OBD-I/II)
• 2005-2007 Subaru Legacy 2.5i/Special Edition (OBD-II)

Features

• DW100 series in-tank fuel pump delivering 165 LPH (44 GPH)
• Includes full install kit (harness, hose, clamp, mounting hardware)
• Composite impeller for ethanol resistance and efficiency
• Encapsulated armature to protect from fuel corrosion
• Carbon commutators and brushes reduce electrical draw
• Low noise/vibration design - 14 % quieter than DW200
• Flat flow curve - consistent pressure under load
• Plug-and-play fitment - OE-style connector and dimensions

Specifications

• Flow rate: 165 LPH @ 40 psi, 13.5 V
• Voltage draw: approx. 4.2 A @ 40 psi
• Pressure capability: up to 100 psi
• Pump height: ~6.4"; width: ~4.1"; depth: ~2.4"
• Fuel compatibility: Gasoline, E5-E25 blends
• Series: DW100

Included Components

• 1x DeatschWerks DW100 fuel pump (9-101-0791)
• 1x Wiring harness
• 1x Fuel hose & clamp
• 1x Mounting rubber
• 1x Install kit per Subaru spec

Product Description

The DeatschWerks 9-101-0791 DW100 in-tank fuel pump delivers a reliable 165 LPH, making it ideal for early Subaru Impreza ('93-'07) and Legacy ('90-'07) models. Featuring a composite impeller and encapsulated armature, it resists ethanol-related degradation and maintains consistent fuel pressure - even under demanding driving conditions :contentReference[oaicite:2]{index=2}.

Designed for quiet operation, it's 14 % quieter than the DW200 and draws just 4.2 A at 40 psi, making it a low-draw, high-efficiency upgrade. The full install kit ensures plug-and-play installation with OE-style connectors. Compatible with ethanol blends up to E25, and pressure-rated to 100 psi, it's a dependable OEM replacement for stock and lightly modified setups :contentReference[oaicite:3]{index=3}.