Dorch DE70 Injectors for B58 Gen 1 – 70% Upgrade for All B58 Gen 1 Engines

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Regular price €2.247,85 EUR inc. VAT

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Dorch Engineering DE70 DI Injectors – BMW B58 Gen 1

The world's first true upgraded direct injection (DI) injectors for the BMW B58 Gen 1.

After years of development, Dorch Engineering, in collaboration with Stanadyne, introduces a no-compromise solution. The DE70 injectors have been designed completely from the ground up specifically for the aftermarket and for use with alcohol-based fuels such as E50 and E85.

Unlike previous solutions based on modified OEM injectors, the DE70 is an entirely new injector manufactured to OEM Tier 1 quality standards. It is engineered to deliver maximum performance while maintaining excellent drivability, everyday usability, and long-term reliability.

Performance & Benefits

  • Up to 70% higher fuel flow compared to OEM injectors

  • More than 100% additional power potential without compromising idle quality or daily drivability

  • Fully compatible with E85 thanks to upgraded materials and advanced magnetic technology

  • Precise fuel delivery with complete control over spray pattern and injector dynamics

  • Plug & Play installation with OEM-quality fit and finish

  • Lifetime Warranty backed by Dorch Engineering

Technical Specifications (DE70)

Specification

OEM

Dorch DE70

Gasoline Flow Capacity

675 WHP

1050 WHP

E50 Flow Capacity

600 WHP

900 WHP

E85 Flow Capacity

520 WHP

800 WHP

Flow Rate (200 bar)

900 cc

1550 cc

Power figures are conservative. Actual performance depends on the engine setup and calibration.

Software & Tuning

ECU calibration is required to operate these injectors.

Feel free to contact us by email, and we can provide custom ECU mapping for your vehicle.

Coming Soon:
Support for selecting the "Injector Upgrade" option directly within:

  • Bootmod3

  • MHD

  • MG Flasher

Why Choose Dorch?

  • Lifetime Warranty made possible through exceptional reliability

  • 24/7 customer support from experienced engineers and tuners

  • Professional calibration support with dedicated tuning engineers using OEM development tools

Compatible Vehicles

(B58 Gen 1 engines only – model years up to 2019)

  • 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

Important

Not compatible with B58 Gen 2 engines (model year 2020 and newer).

Important Notice

The mention of vehicle manufacturers and model names is solely for product identification and compatibility purposes.

Unless the product description explicitly states that the product includes a parts certificate (Teilegutachten), approval certificate, or ABE (General Operating Permit), it is supplied without road-legal approval for use under German road traffic regulations (StVZO). In such cases, individual approval under §21 StVZO is required. Please contact us for further information.