MAZDA 2.3l DISI HPFP UPGRADEThe Mazda DISI's OEM operating pressure is 110 bar. At stock power levels, this is adequate for proper atomization and fuel mass delivery into the cylinders. With increased power demands through tuning and hardware upgrades, the fuel system is pushed to its limits to provide the requested fuel mass. With VISs high pressure fuel pump, your tuner has the capability to increase fuel pressure levels to beyond 130 bar! Due to the factory relief valve, a

Due to the factory relief valve

The EA113 OEM operating pressure is 110 bar

your tuner has the capability to increase fuel pressure levels to beyond 180 bar

With a dry boiling point of 335°c and wet boiling point of 221°c this fluid offers excellent all round performance

No Check Engine Lights (unless tuning is the solution)

BMW S55 M3/M4 One Piece Crank Hub / CrankHub /4 pin solution

but these are fully addressed with the installation of the Vis Motorsport one-piece billet Crank Hub together

Here are some good items to check

however maintaining pressure under higher boost levels becomes possible with this upgrade

this is adequate for proper atomization and fuel mass delivery into the cylinders

Unsure if your vehicle is ready

We generally combat this with a higher idle RPM via tuning