RENNtech | High Pressure Fuel Pump Upgrade | M177 - 4.0L V8 BiTurbo porsche-panamera--970-2---2013-2016---facelift--panamera-s---4s-esr4544039 We have found the M177

We have found the M177 engine stock performance numbers vary from the baseline figures claimed by Mercedes Benz

CLASS GL (X 164) 450 [2 Filters Required] (HP: 340 | Year: 06 >)

CLK 500 (C209) Stock Performance:

Dyno testing was carried out by RENNtech in the USA who tested a GTR in stock form and also with their own ECU tune back to back comparing the OEM airboxes with our intake system

To create prepreg  fiber is pre-impregnated (hence the name) with resin at a production facility

RENNtech | High Pressure Fuel Pump Upgrade | M177 - 4.0L V8 BiTurbo porsche-panamera--970-2---2013-2016---facelift--panamera-s---4s-esr4544039 We have found the M177High Pressure Fuel Pump Upgrade Kit M177 Single 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