Dorch Engineering BMW B58 High Pressure Fuel Pump Upgrade for G30 G31 G32 G11 G12 540i 640i 740i xDrive
Upgrade the fuel system on your BMW B58 540i 640i 740i with a genuine Dorch Engineering High Pressure Fuel Pump. This plug and play HPFP upgrade is designed for the Gen 1 B58 engine and delivers the fuel flow your tuned BMW needs for reliable power, drivability and ethanol blends. Perfect for G30 G31 540i and 540i xDrive, G32 640i and 640i xDrive, and G11 G12 740i and 740i xDrive up to 2019 model year.
At Nforcd we have fitted and used these pumps extensively on customer cars and our own development vehicles. The results are outstanding. Faster spool, stable rail pressure, smoother throttle response and consistent performance on Stage 1 and Stage 2 tunes with MHD or Bootmod3. Customers love the OEM like behaviour with big headroom for power.
Why choose the Dorch Engineering B58 HPFP upgrade
- Plug and play HPFP for BMW B58 540i 640i 740i. No cutting, no bending, no crimping. Drops in with full DME control and OEM safety strategies retained.
- Stage 1 supports up to 600 whp depending on tuning and fuel blend.
- Stage 2 supports up to 700 whp and full E85 to around 550 whp depending on tuning and fuel type.
- Developed specifically for the Gen 1 BMW B58. Not compatible with 2020 onward B58TU vehicles.
- Seamless integration with MHD and Bootmod3 maps. Just select the Dorch pump option when flashing.
- Trusted performance from the team that released the world’s first B58 HPFP upgrade.
Stage options
Stage 1 HPFP - Ideal for fast road and track day cars seeking a big step over stock fuel capacity while retaining OEM refinement. Supports high power on pump fuel and ethanol blends depending on calibration.
Stage 2 HPFP - Bigger and better for more demanding builds. Supports higher peak power and ethanol content. Enables full E85 up to approximately 550 whp with the right tune and hardware.
HPFP flow capacities
Reference fuel flow per camshaft revolution on the B58 cam lobe:
| Pump model | Fuel flow (cc per rev) |
|---|---|
| HDP5 Evo stock B58 | 0.954 |
| HDP6 stock B58TU | 1.178 |
| Dorch Engineering Stage 1 | 1.299 |
| Dorch Engineering Stage 2 | 1.558 |
Software and tuning
Software changes are required. If you use MHD or Bootmod3 bootmod3, tick the option for the Dorch pump when flashing. Otherwise send your BIN file to tuning@dorchengineering.com for the appropriate calibration changes. This change is free of charge for Dorch customers.
Compatibility and fitment
- G30 G31 540i 540i xDrive
- G32 640i 640i xDrive
- G11 G12 740i 740i xDrive
Gen 1 B58 only. Only up to 2019 model year. Not compatible with 2020 onward B58 vehicles.
If your B58 model is not listed, contact Dorch Engineering for specific fitment advice.
Note on ethanol Full E85 capability is tuner dependent. For regular full E85 use we typically recommend the Stage 2 HPFP.
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
Why buy from Nforcd
- UK based BMW performance specialists focused on B58 tuning and fuel system upgrades.
- Proven in house installs and happy customer feedback on 540i 640i 740i platforms.
- Clear advice on Stage 1 vs Stage 2 to match your power goals and fuel type.
Installation and fitting
Professional fitting recommended. For a fitting quote at Nforcd in Warwickshire, email Sales@nforcd.com with your registration or VIN last 7 and your preferred Stage.
Compatibility check before dispatch
We verify fitment before shipping. Provide your UK registration or the last 7 digits of your VIN at checkout so we can confirm the correct Dorch B58 HPFP for your car.
Part numbers
- DE-58-1001-57 Stage 1
- DE-58-2001-57 Stage 2
Manufacturer and warranty
Manufactured by Dorch Engineering
Warranty Dorch Engineering Lifetime Warranty
Key search terms
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