Spool FX-170 Upgraded High Pressure Fuel Pump System | GLS63 AMG [M177] Ethanol Analyzer kit:I have an existing Spool Ethanol Content Analyzer Mercedes S550 – 2007-2017

Mercedes S550 – 2007-2017

It has a much higher coefficient of friction and is capable of resisting higher temperatures compared to OEM clutches

The FX-200 adds 80% more flow to the equation

this advanced system is engineered to deliver both

Spool Ethanol Content Monitor:

Spool FX-170 Upgraded High Pressure Fuel Pump System | GLS63 AMG [M177] Ethanol Analyzer kit:I have an existing Spool Ethanol Content Analyzer Mercedes S550 – 2007-2017Spool Performance FX 170 High pressure fuel pump upgrade What is the FX 170? The FX 170 is an upgraded high pressure fuel pump. The pump features a bigger bore size than stock that translates into roughly 50% more flow when compared to stock. The pump is completely E85 compatible and fully plug and play with no cutting or splicing of any kind required. The added flow will let you run much higher ethanol concentrations and also allow fueling for bigger