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406 HP Stage 1 ECU Software | BMW M240i/340i/440i/540i/640i/740i

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Regular price $795.00
Regular price Sale price $795.00

Horsepower

Stock: 345 HP
Tuned: 406 HP*

Torque

Stock: 355 TQ
Tuned: 388 TQ*

*Performance gains measured on 100 Octane at the CarBahn San Jose, CA Dynamometer
  • Digital Download
  • Top-Speed Governor Removed
  • Intelligent Octane Adaptations

Choose your installation method

Option 1: Authorized CarBahn Dealer Installation

This software can be installed at an authorized CarBahn dealer.

Find your nearest authorized dealer

Option 2: Install via Bootmod3 or MHD

Install yourself using Bootmod3 or MHD. Call 866-558-4314 ext. 1 to purchase or learn more. Note: Tunes installed via this method are not eligible for the CarBahn Factory Matching Warranty Program.

Need help deciding which option fits your vehicle? Call 866-558-4314 ext. 1 and our team will point you to the right path.

SKU: CBB58-0001

QUESTIONS? TALK WITH OUR TUNERS

Vehicle Fitment & Product Details

  • Type: Tuning & Software
  • Vendor: CarBahn
  • Make: BMW
  • Model(s): M240i, M240i xDrive, 340i, 340i xDrive, 440i, 440i xDrive, 540i, 540i xDrive, 740i, and 740i xDrive
  • Vehicle Year(s): 2016, 2017, 2018, 2019, and 2020
  • Chassis: F23, F34, F36, G30, and G12
  • Body Style(s): Sedan, Coupe, Gran Turismo, Gran Coupe, and Convertible
  • Drivetrain(s): xDrive and RWD
  • Part Number: CBB58-0001
  • Fits Engines: B58
  • Installation: Dealer Install Only
View full details

Calculated Flywheel Power:

OEM Stock:  345HP / 355TQ
Tuned 93 Octane:    406HP / 388TQ

Measured Wheel Power:

OEM Stock   304WHP / 312WTQ
Tuned 93 Octane:   357WHP / 342WTQ

  • Top Speed Governor Removed