Spool FX-350 Upgraded High Pressure Fuel Pump System | GLE63 AMG [M177] m133 The stock HPFP on the

The stock HPFP on the M256 Motors is severely limited in capacity when trying to tune and raise the output of the motor

assembled with CNC precision

This system is not just about raw power but about the precision of fuel delivery

the oversized turbo coupler and inlet duct enhance engine efficiency and performance under all driving conditions

where one pump operates continuously

Spool FX-350 Upgraded High Pressure Fuel Pump System | GLE63 AMG [M177] m133 The stock HPFP on theSpool Performance FX 350 High Pressure Fuel Pump Upgrade What is the FX 350? Introducing the Spool Performance FX 350: the next evolution in high pressure fuel pumps, surpassing our previous model, the FX200, in both performance and efficiency. Enhanced Pressure and Flow: The FX 350 is engineered to deliver fuel at an impressive 35Mpa, significantly higher than the 25Mpa offered by the FX200. This increase in pressure, following the physics equation