Spool Stage 3 Low Pressure Fuel Pump | AMG GL63 [M177] a217 Mercedes SL550 – 2007-2017

Mercedes SL550 – 2007-2017

Proper low-pressure fueling is extremely important for the proper functioning and durability of high-pressure pumps and injectors in a DI system

and the necessary BlackBoost SS316 clamps to keep the components well in place

Increased volumetric efficiency and filtration surface area compared to OEM parts

requiring no additional modifications or tuning

Spool Stage 3 Low Pressure Fuel Pump | AMG GL63 [M177] a217 Mercedes SL550 – 2007-2017Spool 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