DeatschWerks DW420 Series 420lph In-Tank Fuel Pump Kit — Fits 1993-2007 Subaru Impreza Forester

SKU: DWK9-421-0791

About DeatschWerks DeatschWerks builds the high-flow fuel pumps and injectors ...Read more

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Sale price$199.00
1990 ENTRIES10X
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About DeatschWerks

DeatschWerks builds the high-flow fuel pumps and injectors that feed modern boosted builds — from 750cc to 2200cc injectors and 415 lph to 750 lph pumps. The choice of EcoBoost Mustang, MK7 Golf R, EVO X, and forced-induction Honda builds.

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High-Flow Fuel Solutions for Subaru Enthusiasts

The DeatschWerks DW420 Series 420lph In-Tank Fuel Pump is designed to meet the rigorous demands of modified Subaru engines. Whether you are driving a classic Impreza, a WRX/STI, or a Forester, this high-flow pump provides the overhead required for significant power gains. With 420 liters per hour of flow, this pump is ideal for those running E85, larger injectors, or upgraded turbochargers, ensuring your engine stays safe even at high RPM and boost levels.

Engineered for Performance

  • Massive Flow Rate: 420lph capacity supports high-horsepower builds.
  • Subaru Specific Fitment: Tailored for 1993-2007 Impreza, WRX, STI, and 1998-2007 Forester models.
  • Complete Installation Kit: Includes all necessary components for a direct, reliable installation.
  • Durability: Built to withstand the demands of high-performance driving and ethanol fuels.

Subaru engines are sensitive to fuel pressure drops, especially when modified. The DW420 pump ensures a steady, reliable supply of fuel, preventing lean conditions that can lead to engine damage. By choosing this high-performance pump, you are investing in the longevity and reliability of your engine. The installation process is straightforward, allowing you to spend less time in the garage and more time on the road or track. For top-tier performance parts and expert advice, look no further than GGCRACING.

About DeatschWerks

DeatschWerks builds the high-flow fuel pumps and injectors that feed modern boosted builds — from 750cc to 2200cc injectors and 415 lph to 750 lph pumps. The choice of EcoBoost Mustang, MK7 Golf R, EVO X, and forced-induction Honda builds.

Watch in action

High-Flow Fuel Solutions for Subaru Enthusiasts

The DeatschWerks DW420 Series 420lph In-Tank Fuel Pump is designed to meet the rigorous demands of modified Subaru engines. Whether you are driving a classic Impreza, a WRX/STI, or a Forester, this high-flow pump provides the overhead required for significant power gains. With 420 liters per hour of flow, this pump is ideal for those running E85, larger injectors, or upgraded turbochargers, ensuring your engine stays safe even at high RPM and boost levels.

Engineered for Performance

  • Massive Flow Rate: 420lph capacity supports high-horsepower builds.
  • Subaru Specific Fitment: Tailored for 1993-2007 Impreza, WRX, STI, and 1998-2007 Forester models.
  • Complete Installation Kit: Includes all necessary components for a direct, reliable installation.
  • Durability: Built to withstand the demands of high-performance driving and ethanol fuels.

Subaru engines are sensitive to fuel pressure drops, especially when modified. The DW420 pump ensures a steady, reliable supply of fuel, preventing lean conditions that can lead to engine damage. By choosing this high-performance pump, you are investing in the longevity and reliability of your engine. The installation process is straightforward, allowing you to spend less time in the garage and more time on the road or track. For top-tier performance parts and expert advice, look no further than GGCRACING.

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