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

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Regular price $395.00
Regular price Sale price $395.00

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

Choose your installation method

Select how you would like your CarBahn software installed. Dealer installation is the fastest, easiest and most cost-effective option.

Recommended

Authorized CarBahn Dealer Installation

Your authorized CarBahn dealer has the tools and experience needed to unlock your DME and install the software as part of one straightforward service visit.

  • Fastest option
  • Easiest installation
  • Lowest overall cost
  • Professional support

A DME bench unlock is required. Your dealer handles the unlock locally as part of the installation and labor process. There is no need to ship your DME overseas.

Complete Your Installation

Select any optional upgrades you would like added to your order.

Selected add-ons will be added to your cart with the software. Warranty eligibility and coverage are subject to CarBahn’s warranty terms.

Find your nearest authorized CarBahn dealer

  • Digital Download
  • Top-Speed Governor Removed
  • Intelligent Octane Adaptations

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