Spool FX-200 Upgraded High Pressure Fuel Pump System | S63 AMG [M177] Ethanol Analyzer kit:Yes Include the Spool Ethanol Content Analyzer it will ship as soon

it will ship as soon as it is back in stock in the warehouse

Performance

designed to improve airflow efficiency

Are Tune Changes Required

Spool FX-200 Upgraded High Pressure Fuel Pump System | S63 AMG [M177] Ethanol Analyzer kit:Yes Include the Spool Ethanol Content Analyzer it will ship as soonSpool Performance FX 200 High pressure fuel pump upgrade What is the FX 200? The FX 200 is an upgraded high pressure fuel pump. The pump features a bigger bore size than stock that translates into roughly 80% 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