Deatschwerks DW400 Fuel Pump w/ Install Kit - 2002-14 Subaru WRX / 2004-21 Subaru STI


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DeatschWerks SKU: DET9-401-1041

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GrimmSpeed proudly offers a great selection of fuel system upgrades, components, and accessories brought to you by DeatschWerks.

Here, you are looking at the DeatschWerks DW400 Series Fuel Pump w/Install Kit. Once you start adding go-fast performance upgrades that increase the power, torque, and boost, then you must upgrade your fuel system to supplement the fuel flow needed for such modifications. The DeatschWerks DW400 Series Fuel Pump will flow up to 255 LPH and is compatible with many fuels including ethanol to provide your fuel system with adequate pumping power.


  • 415 lph at 40 psi
  • 350 lph at 80 psi
  • Rated to 1000 HP on gasoline
  • Rated to 750 HP on E85
  • Outflows similar fuel pumps by 31% from 70-100 psi
  • Compatible with pulse width modulated controllers
  • 46mm diameter
  • 16% smaller than similar 450 lph fuel pumps
  • Install kit includes wiring harness, fuel sock, hose, and clamps


Subaru 02-14 WRX / 07-21 STI