Elevate your vehicle's performance with AEM's 400lph Metric High Flow Inline Fuel Pump (PN 50-1009), an ideal upgrade for those looking to surpass the capabilities of standard 044 pumps. Designed for high-output naturally aspirated and forced induction EFI vehicles, this pump is a powerhouse in fuel delivery.

Advanced Design and Compatibility Adhering to the popular “044 Style” envelope, it features an M18X1.5 female inlet and M12x1.5 male outlet, ensuring a direct fit for users upgrading from 044 pumps. Its robust design efficiently supports over 1,200 HP in naturally aspirated setups and 860 HP with 30 psi boost.

High-Efficiency Flow Rates Experience unmatched fuel flow with 400lph (105 gph) at 40 PSI, 340 lph (90 gph) at 73 PSI, and 270 lph (71 gph) at 120 PSI. Comprehensive flow curves and current draw versus fuel pressure information are readily available for detailed analysis.

Ethanol and Gasoline Compatibility This pump is rated for use with ethanol-blended fuels (E85/E90) and all types of gasoline. Note that using 100% ethanol fuels may affect the pump's lifespan.

Included in the Kit:

• The 400lph Metric High Flow Fuel Pump
• Check valve fitting
• Terminal nuts and boots
• Comprehensive installation instructions

Power Ratings and Compatibility Note: The power rating is based on using gasoline with a base fuel pressure of 43 PSI, 13.5v at the pump, and a BSFC of 0.65. Note that flow capability for horsepower support is dependent on fuel hose diameter and the system's electrical characteristics.

The AEM 400lph Metric High Flow Fuel Pump isn't just an upgrade; it's a transformation to high-efficiency fuel delivery, ensuring your high-performance vehicle achieves its maximum potential.