DeatschWerks X2 Series Dual 420lph Fuel Pump Module — Fits 2008-2021 WRX/STI

SKU: DWK9-421-7050
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About DeatschWerks DeatschWerks builds the high-flow fuel pumps and injectors ...Read More

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Sale price$709.99
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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.

Watch in action

High-Performance Dual Pump Module for Subaru WRX/STI

The DeatschWerks X2 Series Fuel Pump Module is the definitive fuel system upgrade for the Subaru WRX and STI platforms. Designed to support high-horsepower builds, this module houses dual DW420 pumps to ensure your engine never runs out of fuel, even under heavy boost. Whether you are running a large turbo setup or E85 fuel, this module provides the flow and reliability required for competitive street and track performance.

Why Upgrade to the X2 Series?

  • Massive Flow: Dual 420lph pumps provide the headroom needed for high-power Subaru builds.
  • Drop-In Fitment: Engineered to replace the factory fuel pump module for a clean, efficient install.
  • E85 Ready: Built to handle the corrosive nature of ethanol-based fuels.
  • Consistent Pressure: Maintains stable fuel pressure across the entire RPM range for improved engine safety.

Subaru engines are sensitive to fuel pressure drops, especially when modified. The X2 Series module mitigates this risk by providing a robust, high-capacity fuel supply that keeps your engine running strong. This unit is the perfect addition for any enthusiast looking to maximize their WRX or STI's potential without compromising on reliability. Experience the difference in fuel delivery and engine response with this premium kit from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2008 Subaru Forester Sports 2.5 X
2008 Subaru Forester Sports 2.5 XT
2008-2010 Subaru Forester XT Limited
2008-2013 Subaru Forester X
2009 Subaru Forester XT
2009-2013 Subaru Forester X Limited
2009-2013 Subaru Forester X Premium
2010-2013 Subaru Forester XT Premium
2011-2013 Subaru Forester X Touring
2011-2013 Subaru Forester XT Touring
2014-2018 Subaru Forester 2.5i
2014-2018 Subaru Forester 2.5i Limited
2014-2018 Subaru Forester 2.5i Premium
2014-2018 Subaru Forester 2.5i Touring
2008-2014 Subaru Impreza WRX STI
2005 Subaru Legacy i
2005 Subaru Legacy Limited
2005 Subaru Legacy GT Limited
2005-2006 Subaru Legacy GT
2006-2009 Subaru Legacy 2.5i
2007-2009 Subaru Legacy 2.5i Limited
2007-2009 Subaru Legacy 2.5i Special Edition
2007-2009 Subaru Legacy GT Limited
2005-2009 Subaru Outback XT Limited
2015 Subaru WRX STI Launch Edition
2015-2021 Subaru WRX STI Base
2015-2021 Subaru WRX STI Limited
2016 Subaru WRX STI Series.HyperBlue
2019 Subaru WRX STI S209

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.

Watch in action

High-Performance Dual Pump Module for Subaru WRX/STI

The DeatschWerks X2 Series Fuel Pump Module is the definitive fuel system upgrade for the Subaru WRX and STI platforms. Designed to support high-horsepower builds, this module houses dual DW420 pumps to ensure your engine never runs out of fuel, even under heavy boost. Whether you are running a large turbo setup or E85 fuel, this module provides the flow and reliability required for competitive street and track performance.

Why Upgrade to the X2 Series?

  • Massive Flow: Dual 420lph pumps provide the headroom needed for high-power Subaru builds.
  • Drop-In Fitment: Engineered to replace the factory fuel pump module for a clean, efficient install.
  • E85 Ready: Built to handle the corrosive nature of ethanol-based fuels.
  • Consistent Pressure: Maintains stable fuel pressure across the entire RPM range for improved engine safety.

Subaru engines are sensitive to fuel pressure drops, especially when modified. The X2 Series module mitigates this risk by providing a robust, high-capacity fuel supply that keeps your engine running strong. This unit is the perfect addition for any enthusiast looking to maximize their WRX or STI's potential without compromising on reliability. Experience the difference in fuel delivery and engine response with this premium kit from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2008 Subaru Forester Sports 2.5 X
2008 Subaru Forester Sports 2.5 XT
2008-2010 Subaru Forester XT Limited
2008-2013 Subaru Forester X
2009 Subaru Forester XT
2009-2013 Subaru Forester X Limited
2009-2013 Subaru Forester X Premium
2010-2013 Subaru Forester XT Premium
2011-2013 Subaru Forester X Touring
2011-2013 Subaru Forester XT Touring
2014-2018 Subaru Forester 2.5i
2014-2018 Subaru Forester 2.5i Limited
2014-2018 Subaru Forester 2.5i Premium
2014-2018 Subaru Forester 2.5i Touring
2008-2014 Subaru Impreza WRX STI
2005 Subaru Legacy i
2005 Subaru Legacy Limited
2005 Subaru Legacy GT Limited
2005-2006 Subaru Legacy GT
2006-2009 Subaru Legacy 2.5i
2007-2009 Subaru Legacy 2.5i Limited
2007-2009 Subaru Legacy 2.5i Special Edition
2007-2009 Subaru Legacy GT Limited
2005-2009 Subaru Outback XT Limited
2015 Subaru WRX STI Launch Edition
2015-2021 Subaru WRX STI Base
2015-2021 Subaru WRX STI Limited
2016 Subaru WRX STI Series.HyperBlue
2019 Subaru WRX STI S209

Product Details

Product Description

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-Performance Dual Pump Module for Subaru WRX/STI

The DeatschWerks X2 Series Fuel Pump Module is the definitive fuel system upgrade for the Subaru WRX and STI platforms. Designed to support high-horsepower builds, this module houses dual DW420 pumps to ensure your engine never runs out of fuel, even under heavy boost. Whether you are running a large turbo setup or E85 fuel, this module provides the flow and reliability required for competitive street and track performance.

Why Upgrade to the X2 Series?

  • Massive Flow: Dual 420lph pumps provide the headroom needed for high-power Subaru builds.
  • Drop-In Fitment: Engineered to replace the factory fuel pump module for a clean, efficient install.
  • E85 Ready: Built to handle the corrosive nature of ethanol-based fuels.
  • Consistent Pressure: Maintains stable fuel pressure across the entire RPM range for improved engine safety.

Subaru engines are sensitive to fuel pressure drops, especially when modified. The X2 Series module mitigates this risk by providing a robust, high-capacity fuel supply that keeps your engine running strong. This unit is the perfect addition for any enthusiast looking to maximize their WRX or STI's potential without compromising on reliability. Experience the difference in fuel delivery and engine response with this premium kit from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2008 Subaru Forester Sports 2.5 X
2008 Subaru Forester Sports 2.5 XT
2008-2010 Subaru Forester XT Limited
2008-2013 Subaru Forester X
2009 Subaru Forester XT
2009-2013 Subaru Forester X Limited
2009-2013 Subaru Forester X Premium
2010-2013 Subaru Forester XT Premium
2011-2013 Subaru Forester X Touring
2011-2013 Subaru Forester XT Touring
2014-2018 Subaru Forester 2.5i
2014-2018 Subaru Forester 2.5i Limited
2014-2018 Subaru Forester 2.5i Premium
2014-2018 Subaru Forester 2.5i Touring
2008-2014 Subaru Impreza WRX STI
2005 Subaru Legacy i
2005 Subaru Legacy Limited
2005 Subaru Legacy GT Limited
2005-2006 Subaru Legacy GT
2006-2009 Subaru Legacy 2.5i
2007-2009 Subaru Legacy 2.5i Limited
2007-2009 Subaru Legacy 2.5i Special Edition
2007-2009 Subaru Legacy GT Limited
2005-2009 Subaru Outback XT Limited
2015 Subaru WRX STI Launch Edition
2015-2021 Subaru WRX STI Base
2015-2021 Subaru WRX STI Limited
2016 Subaru WRX STI Series.HyperBlue
2019 Subaru WRX STI S209

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