Spool Stage 3 Low Pressure Fuel Pump | AMG GT/GTS/GTC/GTR [M178] m278 With the included smartphone app

With the included smartphone app

which are lubricated by fuel

They are made from high quality 5 ply silicone and guaranteed to last the life of the car maintaining proper air intake and a clean engine bay

Spool Performance FX-350 High-Pressure Fuel Pump Upgrade

M157 CLS63

Spool Stage 3 Low Pressure Fuel Pump | AMG GT/GTS/GTC/GTR [M178] m278 With the included smartphone appSpool Performance is proud to introduce the Stage 3 Low Pressure Fuel System, designed for the Mercedes AMG M178 platform. Engineered to overcome the limitations of stock low pressure fuel pumps, this system is the ultimate solution for enthusiasts pushing the boundaries of high horsepower, especially on E85 fuel. With the evolution of high pressure pumps fully supporting DI fueling, the factory low pressure fuel pump has become a critical bottleneck.