675 HP Stage 2 ECU Software | BMW G8X M2/M3/M4 Manual Transmissions
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: CBS58-0302
Vehicle Fitment & Product Details
- Type: Tuning & Software
- Vendor: CarBahn
- Make: BMW
- Model(s): M2, M3, and M4
- Vehicle Year(s): 2021, 2022, 2023, 2024, 2025, and 2026
- Transmission(s): Manual
- Chassis: G87, G80, G82, and G83
- Body Style(s): Coupe, Sedan, and Convertible
- Drivetrain(s): RWD
- Horsepower: 675
- Part Number: CBS58-0302
- Installation: Dealer Install Only
Factory Matching Warranty
93 Octane
Calculated Flywheel Power:
OEM Stock: 528 HP/476 lb-ft TQ
Tuned: 661 HP/602 lb-ft TQ
Measured Wheel Power:
OEM Stock: 465 WHP/419 lb-ft WTQ
Tuned: 582 WHP/530 lb-ft WTQ
Tuned - 100 Octane
Calculated Flywheel Power:
Tuned: 675 HP/606 lb-ft TQ
Measured Wheel Power:
Tuned: 594 WHP/533 lb-ft WTQ
- *This can ONLY be installed at an Authorized CarBahn dealer!
- Fits Manual Transmission equipped models only!
- 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.
- This software was developed with our heat exchanger installed to achieve the claimed power output and it is required for our matching factory warranty!