Aeromotive Dual 340lph Drop-In Stealth Fuel System Subaru WRX / STI 2008-2021 | 18082

Product Fitment: 

2008-2021 Subaru WRX

2008-2021 Subaru STI

Take your fuel system to the next level with the Aeromotive Dual 340 LPH In-Tank Fuel Pump, engineered specifically for 2008–2021 Subaru WRX and WRX STI models. Designed to meet the needs of high-boost and E85-fueled builds, this dual-pump setup delivers unmatched fuel flow and reliability in a direct drop-in design.

Key Features

• Dual 340 LPH Pumps – Two high-flow pumps offer exceptional fuel delivery capacity for serious power builds.

• Extreme Performance Ratings:

  • Up to 1,400 HP forced induction (gasoline)

  • Up to 1,700 HP naturally aspirated (gasoline)

  • Up to 980 HP forced induction (E85)

  • Up to 1,190 HP naturally aspirated (E85)

• E85-Compatible – Built to withstand the demands of ethanol-based fuels.

• Motorsport-Grade Design – Durable and tested for high-performance environments

Why Choose a Dual Pump Setup?

Stock fuel systems quickly become insufficient when building for power. With the dual 340 LPH configuration, you’re future-proofing your build against fuel delivery issues. Whether you're running high boost, larger turbos, or E85, this setup ensures stable, high-volume fuel flow to support your power goals.

Installation & Important Notes

• Support Systems Required:

  • High-flow fuel lines (supply and return)

  • EFI bypass-style fuel pressure regulator

  • High-performance fuel filters

• Electrical Considerations: Ensure your wiring can handle the draw of dual pumps — proper relay and fuse setups are required.

• ECU Tuning Required: After installation, re-tune your ECU to match increased fuel flow.

• Emissions Notice: This product may not be legal for sale or use on pollution-controlled vehicles in some states or regions.

• Fitment Check: Designed for OEM tank dimensions — some aftermarket or modified tanks may require slight adjustments

For high-powered Subaru builds, the Aeromotive Dual 340 LPH In-Tank Fuel Pump delivers the fuel volume and reliability needed to support aggressive turbo systems, high boost, and ethanol-based fuels. With its drop-in fitment, race-ready flow capacity, and robust design, this pump is the ideal foundation for your upgraded fuel system.