RENNtech | High Pressure Fuel Pump Upgrade | M177 - 4.0L V8 BiTurbo mercedes-benz-gls-class--167---2020-present--gls-63-amg-esr1798052 Confirm If Your Car Is

Confirm If Your Car Is Equipped with Factory Exhaust Valves*

OPTIMIZED FOR PERFORMANCE Each wheel is pressurized with 10

The result is an additional 10 HP and 10 Lb/ft with increased throttle response and improved drivability

The RENNtech discs are machined exclusively in the United States from start to finish

RENNtech | High Pressure Fuel Pump Upgrade | M177 - 4.0L V8 BiTurbo mercedes-benz-gls-class--167---2020-present--gls-63-amg-esr1798052 Confirm If Your Car IsHigh Pressure Fuel Pump Upgrade Kit M177 Twin Scroll The RENNtech HPFP upgrade is for serious enthusiasts. Flowing 37% more fuel than stock, the RENNtech HPFPs will provide you with enough fuel to make significantly more power. This kit has been used on vehicles making 1000whp on Race Fuel. Alternatively, it can be used with smaller turbos and ethanol. The RENNtech HPFP kit has been designed with an emphasis on reliability and performance. The