Spool Stage 3 Low Pressure Fuel Pump | AMG S63 [M177] m177.1 (LS1) With the use of high-pressure

With the use of high-pressure pumps now being able to support DI fueling

this pump requires no cutting or splicing

2 x FX-170 upgraded high-pressure fuel pumps

Running a lower ethanol content fuel with a tune rated for a higher content can cause damage to your motor

Laser-Cut Aluminum Airbox Panels: Durable

Spool Stage 3 Low Pressure Fuel Pump | AMG S63 [M177] m177.1 (LS1) With the use of high-pressureSpool 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