Dorch Engineering B58 Stage 1 HPFP – BMW B58 High Pressure Fuel Pump Upgrade, Plug & Play Drop-In, Up to 560whp on E10 – 140i 240i 340i 440i 540i 640i 740i X3/X4 M40i (to 2019)

Dorch Engineering B58 Stage 1 HPFP – BMW B58 High Pressure Fuel Pump Upgrade, Plug & Play Drop-In, Up to 560whp on E10 – 140i 240i 340i 440i 540i 640i 740i X3/X4 M40i (to 2019)

£1,224.99
£1,224.99
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Dorch Engineering B58 Stage 1 HPFP — BMW B58 High Pressure Fuel Pump Upgrade

Unlock reliable fuel delivery and tuning headroom on your BMW B58 with the Dorch Engineering B58 Stage 1 High Pressure Fuel Pump (HPFP). This genuine plug and play, drop-in B58 HPFP upgrade supports up to 560 whp on E10 fuel (actual capability varies with tuning strategy and ethanol blend). No cutting, no bending, no crimping. Full OEM-style DME control is retained so all factory safety and protections stay in place.

At Nforcd we have installed and used the Dorch Engineering B58 Stage 1 HPFP on customer cars with excellent results. It is a go-to BMW B58 high pressure fuel pump upgrade for dependable performance, smooth drivability and strong fuel system headroom. Customers love the factory fit and finish, the easy tuning integration and the proven reliability.

Why choose the Dorch B58 Stage 1 HPFP

  • BMW B58 HPFP upgrade for real-world performance on road and track
  • Supports up to 560 whp on E10 ethanol fuel blends, depending on tune and setup
  • True plug and play installation with OEM-style controls via the DME
  • No permanent modifications required to lines or fittings
  • Higher flow than stock HDP5 Evo and HDP6 pumps for stronger high load fueling
  • Perfect for tuned B58 engines using Bootmod3, MHD or MG Flasher

B58 HPFP flow capacities (cc per cam revolution)

  • HDP5 Evo (Stock B58): 0.954 cc/rev
  • HDP6 (Stock B58TU): 1.178 cc/rev
  • Dorch Engineering Stage 1: 1.299 cc/rev
  • Dorch Engineering Stage 2: 1.558 cc/rev

Figures are based on the B58 cam lobe. Actual flow capacity varies by engine depending on cam lift and number of lobes.

Software and tuning

Software changes are required to run this pump. If you are using Bootmod3, MHD or MG Flasher, simply tick the pump upgrade option when flashing. Otherwise, send your .BIN file to tuning@dorchengineering.com for the required changes. This calibration change is provided free of charge for Dorch customers.

What is included

  • High Pressure Fuel Pump with hardware
  • High pressure line
  • Quick connect low pressure line
  • Low pressure line bracket
  • Plug and Play adapter harness

Vehicle fitment — BMW B58 applications

  • F20/F21 — 140i, 140xi
  • F22/F23 — 240i, 240xi
  • F30/F31/F34 — 340i, 340xi
  • F32/F33/F36 — 440i, 440xi
  • G30/G31 — 540i, 540xi *
  • G32 — 640i, 640xi *
  • G11/G12 — 740i, 740xi *
  • G01 — X3 M40i *
  • G02 — X4 M40i *

* Only up to 2019 model year. Not compatible with 2020+ B58 vehicles.

Installation and fitting

Professional fitting is recommended. Nforcd offers installation in Warwickshire. Request a fitting quote at Sales@nforcd.com.

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