Spool FX-170 Upgraded High Pressure Fuel Pump System | S63 AMG [M177] Ethanol Analyzer kit:I have an existing Spool Ethanol Content Analyzer Elevate Your Mercedes AMG CLS53

Elevate Your Mercedes AMG CLS53 (C257) – M256 with BlackBoost Cold Air Intake System

GLE63(S) AMG (W166/C292) – M157 5

A TCU tune is mandatory to extract the maximum performance out of this Clutch kit

Engineered to overcome the limitations of stock low-pressure fuel pumps

- ⁠reducing under hood temperature

Spool FX-170 Upgraded High Pressure Fuel Pump System | S63 AMG [M177] Ethanol Analyzer kit:I have an existing Spool Ethanol Content Analyzer Elevate Your Mercedes AMG CLS53Spool 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