DeatschWerks DW420 420 LPH In-Tank Fuel Pump with Install Kit, unit, harness and sock laid out
DeatschWerks DW420 420 LPH In-Tank Fuel Pump with Install Kit, fuel pump amperage chart
DeatschWerks DW420 420 LPH In-Tank Fuel Pump with Install Kit, unit, harness and sock laid out
DeatschWerks DW420 420 LPH In-Tank Fuel Pump with Install Kit, fuel pump amperage chart

DeatschWerks DW420 420 LPH In-Tank Fuel Pump with Install Kit - Subaru Impreza / Forester / Legacy 1990-2007

DeatschWerks SKU: DWK9-421-0791
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Details

BrandDeatschWerks
SKUDWK9-421-0791
GTIN / UPC00887753542366
Manufacturer Part Number9-421-0791

Product Information

The DeatschWerks DW420 is an in-tank electric fuel pump rated at 420 lph, supplied with the 9-0791 install kit that adapts it to the factory pump assembly. It is ethanol compatible. For full voltage at the pump, a 10-gauge hardwire kit (FPHWK-10-HD) is strongly recommended and sold separately.

Specifications

Type In-tank electric fuel pump with install kit
Series DW420
Rated Flow 420 lph
Pump Type In-tank
Install Kit Included, vehicle kit 9-0791
Fuel Compatibility Ethanol compatible
Fitment Notes Forester 1997-2007, Impreza including WRX and STI 1993-2007, Legacy GT 1990-1999 and 2005-2007
Hardwire Kit FPHWK-10-HD 10-gauge hardwire kit strongly recommended, sold separately
Warranty Limited lifetime
Part Number 9-421-0791

This part fits:

Year Make Model Submodel
1998-2002 Subaru Forester Base
1998-2002 Subaru Forester L
1998-2002 Subaru Forester S
2003-2007 Subaru Forester X
2006-2007 Subaru Forester X L.L. Bean Edition
2003-2005 Subaru Forester XS
2005 Subaru Forester XS L.L. Bean Edition
2004-2005 Subaru Forester XT
2006-2007 Subaru Forester XT Limited
2005 Subaru Forester XT Premium
2006-2007 Subaru Impreza 2.5i
1993-1995 Subaru Impreza Base
1996-1997 Subaru Impreza Brighton
1993-2001 Subaru Impreza L
1993-1994 Subaru Impreza LS
1995-1996 Subaru Impreza LX
1995-2004 Subaru Impreza Outback
2005-2007 Subaru Impreza Outback Sport
1998-2005 Subaru Impreza RS
2002-2004 Subaru Impreza TS
2002-2007 Subaru Impreza WRX
2006-2007 Subaru Impreza WRX Limited
2004-2007 Subaru Impreza WRX STI
2007 Subaru Impreza WRX STI Limited
2006-2007 Subaru Impreza WRX TR
2006-2007 Subaru Legacy 2.5i
2007 Subaru Legacy 2.5i Limited
2007 Subaru Legacy 2.5i Special Edition
1994 Subaru Legacy Alpine Sport
1990, 1995 Subaru Legacy Base
1995-1999 Subaru Legacy Brighton
1994, 1996-1999, 2005-2006 Subaru Legacy GT
1998, 2005, 2007 Subaru Legacy GT Limited
2006-2007 Subaru Legacy GT spec.B
2005 Subaru Legacy i
1990-1999 Subaru Legacy L
1999 Subaru Legacy L 30th Anniversary
2005 Subaru Legacy Limited
1999 Subaru Legacy Limited 30th Anniversary
1990-1996 Subaru Legacy LS
1991-1997 Subaru Legacy LSi
1995-1999 Subaru Legacy Outback
1997, 1999 Subaru Legacy Outback Limited
1994 Subaru Legacy Outdoor
1995-1998 Subaru Legacy Postal
1991-1994 Subaru Legacy Sport
1994 Subaru Legacy Sun Sport
1999 Subaru Legacy SUS 30th Anniversary
1994 Subaru Legacy Touring

Documents: Installation Instructions (PDF) | Tech Data Sheet (PDF) | Pump Flow Data (XLSX)

What flow rate is this pump rated for?

  • The DW420 is rated at 420 lph.

Which cars does it fit?

  • The 1998-2007 Subaru Forester, 1993-2007 Impreza including WRX and STI, and the 1990-1999 and 2005-2007 Legacy.

Is an install kit included?

  • Yes, the 9-0791 install kit is included.

Is a hardwire kit needed?

  • A hardwire kit is strongly recommended for full voltage at the pump and is sold separately.

What warranty does it carry?

  • A limited lifetime warranty.

Shipping

  • In stock orders typically ship within 1 to 3 business days.
  • Standard, expedited, and overnight options at checkout.
  • Oversized items ship by freight and take longer.
  • Special order items follow a lead time we confirm with you individually before the order is committed.
  • Backordered items ship as soon as stock lands. Lead times are manufacturer estimates and can change. Contact us for current ETAs.
  • Need to cancel? Email us right away. Cancellations are not guaranteed once an order is in process. In-stock orders cancel free before they ship; a 6% fee applies only to confirmed backorders and special orders.
  • International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.

Returns

  • 30 days from delivery to request and ship back a return on new, uninstalled items in original packaging with all hardware.
  • Standard returns: 8% restocking fee on the item price before tax and shipping. Shipping is not refunded in either direction. All waived if the item is defective or we made the error.
  • Fitment guaranteed: select your vehicle above, or confirm fitment with us in writing before you order. If the part shows as a fit and it is wrong, the return is on us, even after installation. Otherwise, installed or used parts cannot be returned.
  • Final sale: special orders, coilovers, electronics, engine internals, turbochargers, superchargers and turbo kits, unless defective or we sent the wrong item.
  • Product images may be representative. The SKU and specifications in the listing are what ships.
  • Email us for return authorization before shipping anything back.

Full details: Shipping Policy · Returns & Refunds · Warranty
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