IPOSMotosport B58 Stage 1 High Pressure Fuel Pump Upgrade

Unlock higher horsepower and support full E85 fueling with the IPOSMotorsport Stage 1 High Pressure Fuel Pump upgrade for the Gen 1 B58 engine. Designed to deliver increased fuel flow and reliable performance, this kit is ideal for enthusiasts looking to push their B58-powered vehicles beyond stock limits without compromise.

This comprehensive upgrade is engineered as a direct replacement for the stock HPFP, requiring only minimal adjustments for installation. Paired with the right tuning software, it unlocks the fueling capacity necessary for high-boost and ethanol-based setups.

Fuel Pump Flow Rates (cc/rev):

• HDP5 Evo (Stock B58): 0.954

• HDP6 (Stock B58TU): 1.178

• IPOSMotorsport Stage 1:1.299

• IPOSMotorsport Stage 2: 1.558

Key Features:

• Complete plug-and-play upgrade for Gen 1 B58 engines only

• Supports high horsepower and E85 fuel blends

• Improved fuel flow for aggressive tuning and power goals

• Compatible with Bootmod3 and MG Flasher tuning platforms

• Includes all necessary hardware for a straightforward installation

• Requires minor bending of the high-pressure fuel line for fitment

Kit Contents:

• Stage 1 High Pressure Fuel Pump with installation hardware

• CNC-machined adapter plate

• Quick connect low-pressure fuel line

• Plug-and-play adapter wiring harness

• Alignment spacer tool for precise installation

Installation Notes:

• Software calibration is required. When using Bootmod3 or MG Flasher, enable the “Dorch Stage 1/2 upgrade” option during flashing

• Minor fuel line adjustment needed to align with the new pump

• This upgrade only supports Gen 1 B58 enginesand is not compatible with Gen 2 B58TU variants