Spool Stage 3 Low Pressure Fuel Pump | AMG GT63 [M177] m177.1 (LS1) Spool Performance FX-350 High-Pressure Fuel

Spool Performance FX-350 High-Pressure Fuel Pump Upgrade

Upgraded Fuel lines and all necessary install hardware

The stock HPFP on the M177 Motors is severely limited in capacity when trying to tune and raise the output of the motor

This innovative setup delivers nearly double the flow of a stock pump

The pump features a bigger bore size than stock that translates into roughly 50% more flow when compared to stock

Spool Stage 3 Low Pressure Fuel Pump | AMG GT63 [M177] m177.1 (LS1) Spool Performance FX-350 High-Pressure FuelSpool Performance is proud to present the production version of our Stage 3 LPFP (Low Pressure Fuel System) for the Mercedes AMG M177 platform. With the use of high pressure pumps now being able to support DI fueling, we have found the low pressure electric fuel pumps that deliver fuel from the tank to the high pressure pumps to be a bottleneck while chasing high horsepower, especially on E85 fuel. The upgraded stage 3 low pressure pump kits are a