AEM 340LPH E85 Fuel Pumps for 02-07 WRX, 04-07 STI

The AEM 340LPH E85-Compatible High Flow In-Tank Fuel Pump is built for high-performance naturally aspirated and forced induction vehicles. Its durable internal components are designed to handle low-lubricity fuels like ethanol and methanol, and it’s tested for use with gasoline, E100, and M100 fuels.

Featuring a compact 39mm diameter and offset inlet/outlet design, it fits most in-tank applications and simplifies installation. Each pump is flow-tested to 340 LPH at 40 PSI before packaging and includes a wiring harness, pre-filter, end cap, and rubber sleeve.

Key Specs:

• Flow Rate: 340 LPH @ 40 PSI

• Diameter: 39mm

• Weight: 12.5 oz (354g)

• Inlet: 7.7mm ID / 11mm OD (offset inline)

• Outlet: 8mm hose clamp (offset)

• PRV Activation: 80 PSI

• Impeller: Single scroll ceramic turbine

• Voltage Range: 6–18 volts

• Current Draw: 12A @ 40 PSI / 15A @ 80 PSI (13.5v)

• Recommended Fuse: 20A

Horsepower support depends on fuel system setup, hose size, and electrical capacity.