B46/B48 Stage 2 High Pressure Fuel Pump Upgrade
We're proud to release the first dedicated B46/B48 upgrade! This is a complete plug-and-play kit to support high-horsepower and E85 builds.
Pump Fuel Flow (cc/rev):
HDP5 Evo (Stock B48/B58) .954
HDP6 (Stock B48TU/B58TU) 1.178
IPOSMotorsport Stage 1 1.299
IPOSMotorsport Stage 2 1.558
Software changes are required to run this pump. If using Bootmod3 or MG Flasher, simply check the box Dorch Stage 1/2 upgrade when flashing. Slightly bending the high pressure fuel line to line up with the pump is also required.
- HPFP w/ Hardware
- Adapter Plate
- Quick Connect Low-Pressure Line
- Plug and Play Adapter Harness
- Alignment Spacer Tool
ONLY SUPPORTS GEN 1 B4x ENGINES