477 HP Stage 1 ECU Software | BMW M240i/M340i/M440i/Z4M40i
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.
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.
DME Unlock Required
This vehicle requires a FEMTO DME unlock prior to flashing. The DME(s) must be removed from the vehicle and sent out for unlocking before installation can be completed at the dealer. Remote start functionality can be retained if equipped.
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: CBB58-0401
Vehicle Fitment & Product Details
- Type: Tuning & Software
- Vendor: CarBahn
- Make: BMW
- Model(s): M240i, M240i xDrive, M340i, M340i xDrive, M440i, M440i xDrive, and Z4 M40i
- Vehicle Year(s): 2021, 2022, 2023, and 2024
- Transmission(s): Automatic
- Chassis: G29, G22, G20, and G42
- Body Style(s): Coupe, Sedan, and Convertible
- Drivetrain(s): xDrive and RWD
- Part Number: CBB58-0401
- Fits Engines: B58
- Installation: Dealer Install Only
Stock - 93 Octane
Stock Wheel HP & TQ: 345 WHP & 380 lb-ft WTQ
Stock Flywheel HP & TQ: 420 HP & 463 lb-ft TQ
Tuned - 93 Octane
Tuned Wheel HP & TQ: 391 WHP & 423 lb-ft WTQ
Tuned Flywheel HP & TQ: 477 HP & 516 lb-ft TQ
Delta Wheel HP & TQ: 46 WHP 43 lb-ft WTQ
Delta Flywheel HP & TQ: 57 HP & 52 lb-ft TQ
- *This can only be installed at an authorized CarBahn dealer!
- Top speed governor removed
- CarBahn EVO Intelligent software adapts to various fuel octane levels seamlessly, optimizing performance without compromising safety. It retains existing safety features and adds extra protection as needed