B46/B48 Stage 1 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.

Kit Contains:

• HPFP w/ Hardware
• Adapter Plate
• Quick Connect Low-Pressure Line
• Plug and Play Adapter Harness
• Alignment Spacer Tool

ONLY SUPPORTS GEN 1 B4x ENGINES