Spool Stage 3 Low Pressure Fuel Pump | AMG E63/CLS63/GLE63/S63/SL63 [M157] mercedes Spool Performance is proud to

Spool Performance is proud to introduce the Stage 3 Low-Pressure Fuel System

making it the ultimate upgrade for high-performance builds

Optional: Ethanol Content Monitor Kit with mobile app for real-time ethanol content and fuel temperature monitoring

Are tune changes required

Spool Stage 3 Low Pressure Fuel Pump | AMG E63/CLS63/GLE63/S63/SL63 [M157] mercedes Spool Performance is proud toIntroducing Spool Performances Stage 3 LPFP Upgrade for the Mercedes AMG M157 engine a technical advancement in low pressure fuel systems designed to meet the demands of high output applications. Our upgrade kit is engineered to address the inefficiencies of standard electric fuel pumps by incorporating a dual pump mechanism that operates in tandem with your vehicle's boost cycle. The primary pump maintains steady fuel delivery, while the secondary