Stage 1 Software | BMW M2/M3/M4

Factory Matching Warranty

93 Octane

Calculated Flywheel Power:

OEM Stock: 528 HP/476 lb-ft TQ
Tuned: 633 HP/589 lb-ft TQ

Measured Wheel Power:

OEM Stock: 465 WHP/476 lb-ft WTQ
Tuned: 557 WHP/519 lb-ft WTQ

Tuned - 100 Octane

Calculated Flywheel Power:
Tuned: 644 HP/599 lb-ft TQ

Measured Wheel Power:
Tuned: 567 WHP/527 lb-ft WTQ

• *This can ONLY be installed at an Authorized CarBahn dealer!
• Fits Manual Transmission equipped models only!
• Stage 1 software $1,100
• Matching warranty option $1,000
• Optional Exhaust Overrun (Burbles) $100
• 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.
• For best performance use heat exchanger P/N CBF9X-2062.