Description

COMPATIBILITY

  • 08-14 Subaru Impreza (all)
  • 08-14 Subaru Forester (all)
  • 05-09 Subaru Legacy (all)
  • 05-09 Subaru Outback (all)
  • 15-21 Subaru STi

OVERVIEW

The Radium fuel pump hanger for late model Subaru vehicles replaces the OEM unit and allows the use of 1 or 2 high-flow aftermarket fuel pumps. The system is safe to use with alternative fuels such as E85. The machined assembly mounts in the factory fuel tank using the OEM gasket and replaces the OEM hold-down flange. No permanent modifications are required making installation simple.

Optional fuel hanger plumbing kits are available and include a filter, hose, fittings, hardware, etc. They add the necessary post pump filtration required when using the Radium Engineering fuel pump hanger.


 

20-0780-00 Late Subaru Fuel Hanger Fits Walbro GSS342 or AEM 50-1200

PUMP COMPATIBILITY

This fuel pump hanger is compatible with 1 or 2 of the following fuel pumps:

  • Walbro GSS342 255lph
  • AEM 50-1200 (Pump kit includes filter)
  • AEM 50-1230 (Pump kit includes filter)(1)
  • AEM 50-1235 (Pump kit includes filter)(1)

(1)These pumps do NOT feature a check valve. If this is required, purchase 20-1533.

IMPORTANT

14-18 Subaru Forester XT & 15-21 Subaru WRX require extra components

  • The OEM fuel tanks may be the same, but the OEM fuel units are completely different. To adapt the OEM fuel level sensor to the Radium fuel pump hanger, 20-0850 FUEL LEVEL SENDER ADAPTER, FA20 is required.
  • The OEM fuel system is returnless. The fuel pressure regulator that is normally inside the OEM fuel unit is discarded. An aftermarket FPR is required.

PREVENTING STARVATION

To help prevent starvation, the anodized aluminum collector box keeps fuel trapped around the pumps. Furthermore, there are two 1-way fill valves on the collector box that will allow fuel in but not out. Each fill valve flows 355LPH (710LPH total).

The included a venturi jet pump features an integrated PRV (pressure relief valve). This transfers fuel from the passive side of the OEM fuel tank to the active side where the pump(s) reside. This unique design creates suction without restricting the return line.

All returning fuel from the FPR return and the crossover hose enter the collector box through a one-way duckbill valve keeping it full. The duckbill valve prevents back flow and reduces fuel spray noise.

PLUMBING

  • FUEL PUMP OUT: This port is thread tapped for 8AN ORB (3/4"-16). A SAE quick connect male adapter fitting is preinstalled for connecting to the OEM feed line.
  • FPR RETURN: This port is thread tapped for 6AN ORB (9/16"-18). A SAE quick connect male adapter fitting is preinstalled for connecting to the OEM return line.
  • CROSSOVER: This port is thread tapped for 6AN ORB (9/16"-18). A SAE quick connect male adapter fitting is preinstalled for connecting to the OEM crossover line.

An external fuel hanger plumbing kit is no longer required if the factory fuel lines are reused. Each fuel pump merges internally into a single port. External fuel line merging is no longer required. 

Note: because the post pump filter normally located inside the OEM fuel pump hanger, an external post pump fuel filter is still required.

ELECTRICAL

Single pump applications can reuse the OEM fuel pump controller wiring. It is recommended to upgrade the OEM wiring to get the maximum potential out of these high current, high flow pumps. Fuel pump wiring kits can be purchased HERE. Select qty1 for single pump applications and qty2 for dual pump applications.

Unlike compact multi-pin electrical connectors, these custom designed anti-rotation stainless steel electrical studs easily handle the high current demand from aftermarket fuel pumps. These serviceable connections are hermetically sealed and impervious to all standard and exotic fuels. The low profile design keeps all wiring tucked nicely underneath the OEM access cover. Each pump has it's own dedicated +/- electrical connections. Anti-rotation electrical terminals are now featured as well. Nonconductive anodized acorn nuts are provided to prevent any accidental short circuits. All necessary electrical hardware is provided for external wiring connections.

The factory fuel temperature and level sensors are re-used. The collector box permits mounting for level as shown above. The internal pump bracket permits mounting for the temperature sensor. Consult the installation instructions link at the top of this page for more details.

INCLUDED

  • Anodized aluminum and laser engraved fuel hat
  • Collector box with two 1-way fill valves
  • Pressure relief valve venturi jet pump
  • Stainless electrical terminals
  • Stainless steel hardware
  • SAE quick connect fittings
  • Submersible fuel tubing
 

20-0781-00 Late Subaru Fuel Hanger Fits Deatschwerks DW400

PUMP COMPATIBILITY

This fuel pump hanger is compatible with 1 or 2 of the following fuel pumps:

  • Deatschwerks DW400 (Pump kit includes filter)

IMPORTANT

14-18 Subaru Forester XT & 15-21 Subaru WRX require extra components

  • The OEM fuel tanks may be the same, but the OEM fuel units are completely different. To adapt the OEM fuel level sensor to the Radium fuel pump hanger, 20-0850 FUEL LEVEL SENDER ADAPTER, FA20 is required.
  • The OEM fuel system is returnless. The fuel pressure regulator that is normally inside the OEM fuel unit is discarded. An aftermarket FPR is required.

PREVENTING STARVATION

To help prevent starvation, the anodized aluminum collector box keeps fuel trapped around the pumps. Furthermore, there are two 1-way fill valves on the collector box that will allow fuel in but not out. Each fill valve flows 355LPH (710LPH total).

The included a venturi jet pump features an integrated PRV (pressure relief valve). This transfers fuel from the passive side of the OEM fuel tank to the active side where the pump(s) reside. This unique design creates suction without restricting the return line.

All returning fuel from the FPR return and the crossover hose enter the collector box through a one-way duckbill valve keeping it full. The duckbill valve prevents back flow and reduces fuel spray noise.

PLUMBING

  • FUEL PUMP OUT: This port is thread tapped for 8AN ORB (3/4"-16). A SAE quick connect male adapter fitting is preinstalled for connecting to the OEM feed line.
  • FPR RETURN: This port is thread tapped for 6AN ORB (9/16"-18). A SAE quick connect male adapter fitting is preinstalled for connecting to the OEM return line.
  • CROSSOVER: This port is thread tapped for 6AN ORB (9/16"-18). A SAE quick connect male adapter fitting is preinstalled for connecting to the OEM crossover line.

An external fuel hanger plumbing kit is no longer required if the factory fuel lines are reused. Each fuel pump merges internally into a single port. External fuel line merging is no longer required. 

Note: because the post pump filter normally located inside the OEM fuel pump hanger, an external post pump fuel filter is still required.

ELECTRICAL

Single pump applications can reuse the OEM fuel pump controller wiring. It is recommended to upgrade the OEM wiring to get the maximum potential out of these high current, high flow pumps. Fuel pump wiring kits can be purchased HERE. Select qty1 for single pump applications and qty2 for dual pump applications.

Unlike compact multi-pin electrical connectors, these custom designed anti-rotation stainless steel electrical studs easily handle the high current demand from aftermarket fuel pumps. These serviceable connections are hermetically sealed and impervious to all standard and exotic fuels. The low profile design keeps all wiring tucked nicely underneath the OEM access cover. Each pump has it's own dedicated +/- electrical connections. Anti-rotation electrical terminals are now featured as well. Nonconductive anodized acorn nuts are provided to prevent any accidental short circuits. All necessary electrical hardware is provided for external wiring connections.

The factory fuel temperature and level sensors are re-used. The collector box permits mounting for level as shown above. The internal pump bracket permits mounting for the temperature sensor. Consult the installation instructions link at the top of this page for more details.

INCLUDED

  • Anodized aluminum and laser engraved fuel hat
  • Collector box with two 1-way fill valves
  • Pressure relief valve venturi jet pump
  • Stainless electrical terminals
  • Stainless steel hardware
  • SAE quick connect fittings
  • Submersible fuel tubing
 

20-0782-00 Late Subaru Fuel Hanger Fits Walbro F90000267/274/285

PUMP COMPATIBILITY

This fuel pump hanger is compatible with 1 or 2 of the following fuel pumps:

  • Walbro F90000267
  • Walbro F90000274
  • Walbro F90000285
  • Walbro F90000295(2)

(1)These pumps do NOT feature a check valve. If this is required, purchase 20-1533.

IMPORTANT

14-18 Subaru Forester XT & 15-21 Subaru WRX require extra components

  • The OEM fuel tanks may be the same, but the OEM fuel units are completely different. To adapt the OEM fuel level sensor to the Radium fuel pump hanger, 20-0850 FUEL LEVEL SENDER ADAPTER, FA20 is required.
  • The OEM fuel system is returnless. The fuel pressure regulator that is normally inside the OEM fuel unit is discarded. An aftermarket FPR is required.

PREVENTING STARVATION

To help prevent starvation, the anodized aluminum collector box keeps fuel trapped around the pumps. Furthermore, there are two 1-way fill valves on the collector box that will allow fuel in but not out. Each fill valve flows 355LPH (710LPH total).

The included a venturi jet pump features an integrated PRV (pressure relief valve). This transfers fuel from the passive side of the OEM fuel tank to the active side where the pump(s) reside. This unique design creates suction without restricting the return line.

All returning fuel from the FPR return and the crossover hose enter the collector box through a one-way duckbill valve keeping it full. The duckbill valve prevents back flow and reduces fuel spray noise.

PLUMBING

  • FUEL PUMP OUT: This port is thread tapped for 8AN ORB (3/4"-16). A SAE quick connect male adapter fitting is preinstalled for connecting to the OEM feed line.
  • FPR RETURN: This port is thread tapped for 6AN ORB (9/16"-18). A SAE quick connect male adapter fitting is preinstalled for connecting to the OEM return line.
  • CROSSOVER: This port is thread tapped for 6AN ORB (9/16"-18). A SAE quick connect male adapter fitting is preinstalled for connecting to the OEM crossover line.

An external fuel hanger plumbing kit is no longer required if the factory fuel lines are reused. Each fuel pump merges internally into a single port. External fuel line merging is no longer required. 

Note: because the post pump filter normally located inside the OEM fuel pump hanger, an external post pump fuel filter is still required.

ELECTRICAL

Single pump applications can reuse the OEM fuel pump controller wiring. It is recommended to upgrade the OEM wiring to get the maximum potential out of these high current, high flow pumps. Fuel pump wiring kits can be purchased HERE. Select qty1 for single pump applications and qty2 for dual pump applications.

Unlike compact multi-pin electrical connectors, these custom designed anti-rotation stainless steel electrical studs easily handle the high current demand from aftermarket fuel pumps. These serviceable connections are hermetically sealed and impervious to all standard and exotic fuels. The low profile design keeps all wiring tucked nicely underneath the OEM access cover. Each pump has it's own dedicated +/- electrical connections. Anti-rotation electrical terminals are now featured as well. Nonconductive anodized acorn nuts are provided to prevent any accidental short circuits. All necessary electrical hardware is provided for external wiring connections.

The factory fuel temperature and level sensors are re-used. The collector box permits mounting for level as shown above. The internal pump bracket permits mounting for the temperature sensor. Consult the installation instructions link at the top of this page for more details.

INCLUDED

  • Anodized aluminum and laser engraved fuel hat
  • Collector box with two 1-way fill valves
  • Pressure relief valve venturi jet pump
  • Stainless electrical terminals
  • Stainless steel hardware
  • SAE quick connect fittings
  • Submersible fuel tubing
 

20-0629-03 Fuel Plumbing Kit 08-21 Subaru Stainless

These optional fuel hanger plumbing kits include a filter, hose, fittings, hardware, etc. They add the necessary post pump filtration required when using the Radium Engineering fuel pump hanger. 

Radium recommends installing aftermarket fuel rails and fuel pressure regulator with this kit.

INCLUDES

  • 10 micron stainless fuel filter
  • 8AN PTFE feed line routes from the Radium hanger up to the Radium fuel filter mounted under the vehicle. From the filter, an 8AN rubber hose is supplied to go to the fuel rails.
  • 6AN rubber return hose is included that routes fuel from the fuel pressure regulator back to the fuel pump hanger. As shown below, billet aluminum retainers are included to secure the fuel lines.
  • A filter bracket that mounts to the chassis with no drilling or permanent modifications required.
  • Hose retainers and necessary installation hardware.
 

20-0629-05 Fuel Plumbing Kit 08-21 Subaru Microglass

These optional fuel hanger plumbing kits include a filter, hose, fittings, hardware, etc. They add the necessary post pump filtration required when using the Radium Engineering fuel pump hanger. 

Radium recommends installing aftermarket fuel rails and fuel pressure regulator with this kit.

INCLUDES

  • 6 micron microglass fuel filter
  • 8AN PTFE feed line routes from the Radium hanger up to the Radium fuel filter mounted under the vehicle. From the filter, an 8AN rubber hose is supplied to go to the fuel rails.
  • 6AN rubber return hose is included that routes fuel from the fuel pressure regulator back to the fuel pump hanger. As shown below, billet aluminum retainers are included to secure the fuel lines.
  • A filter bracket that mounts to the chassis with no drilling or permanent modifications required.
  • Hose retainers and necessary installation hardware.
 

20-0850 Fuel Level Sender Adapter FA20

COMPATIBILITY

  • 14-18 Subaru Forester XT
  • 15-21 Subaru WRX

These Subaru FA20F vehicles use a returnless fuel system. And because the OEM fuel unit is different, the fuel level float is unique as well. This kit provides the proper fuel level mount for the OEM sensor. It also includes a plate to block-off the unused holes on the collector box, as shown below. Select this option if installing into a Subaru FA20F engine vehicle.

Fuel Pump Hanger, Late Model Subaru

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Install Instructions PDFs

Installation Instructions (PDF)