MHD F+G Series

The MHD Flasher F+G Series offers comprehensive flash tuning solutions for your BMW

The MHD Flasher F+G Series provides complete ECU remapping capabilities for BMW and Toyota Supra A90 models. Unlike basic piggyback systems, it fully reprograms your DME while maintaining all factory safety features, delivering optimal performance, reliability, and driving dynamics.

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Full OBD Flashing:

Install and start tuning your vehicle within minutes using your smartphone! Just download the MHD Flasher F+G-Series app, connect via an MHD WiFi adapter to your OBD-II port, and complete the initial setup in about 5 minutes. Subsequent map changes take just 20 seconds. You can restore your original factory tune anytime without needing a backup file.

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PureBoost Stage 1, Stage 2, and E85 OTS (Off-The-Shelf) Maps:

N55 EWG (Electronic Wastegate models produced after 07/2013):

- Stage 1 (360HP/540NM max) (M2 and X4 M40i excluded)

- Stage 2 (390HP/580NM max)

- Stage 2+ (430HP/630NM max)

- E20 Ethanol Blend Maps: Stage 1, 2, and 2+ tunes for 20% ethanol mixtures

N55 PWG (Pneumatic Wastegate):

- Stage 1 (340HP/540NM max)

- Stage 2 (370HP/580NM max)

- Stage 2+ (400HP/630NM max)

- E20 Ethanol Blend Maps: Stage 1, 2, and 2+ tunes for 20% ethanol mixtures

S55 (BMW M3/M4 F8x):

- Stage 1 (530HP/700NM max)

- Stage 2 (560HP/780NM max)

- E30 Ethanol Blend Maps: Stage 1, 2, and 2+ tunes for 30% ethanol mixtures

B58:

- Stage 1 (440HP/600NM max)

- Stage 2 (470HP/650NM max)

- Stage 2+HPFP (500HP/700NM max)

- E30 Ethanol Blend Maps: Stage 1 and 2 tunes for 30% ethanol mixtures

S58:

- Stage 1 (630HP/750NM max)

- Stage 2 (700HP/850NM max)

- E30+ Ethanol Blend Maps (750HP/880NM max): Stage 1 & 2 tunes for 30%+ ethanol blends

S63:

- Stage 1 (720HP/900NM max)

- Stage 2 (780HP/950NM max)

- Ethanol Blend Maps (800HP/1000NM max): Stage 1 and 2 tunes for 30%+ ethanol mixtures

N13:

Stage 1 (200HP/280NM max, 93oct/98RON)

Stage 2 (235HP/350NM max, 93oct/98RON)

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MHD+ Custom Code Features: Real-time tuning - Dynamic map switching - Exhaust valve control - Anti-lag - Flex fuel - Single bank operation - KnockCEL elimination - No-lift shifting - Shift Brap - Full integration with Motiv ReFlex 2 Way CANBUS for DME port injection control

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Advanced Diagnostics and Real-time Monitoring: Track your engine's performance with customizable gauges displaying over 50 critical parameters simultaneously.

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Available flash modifications accessible directly through the app:

- Anti-lag (currently N55/S55/N13 models only)

- Adjustable exhaust burble (duration/aggression with RPM/speed limits)

- Top speed limiter removal

- Reduced cold start noise

- Sport mode exhaust valve control

- Per-gear power limiting

- XHP TCU flash compatibility

- Enhanced cooling mode for intercoolers

- Plus additional customizable features

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Visit our website or consult the user manual for complete vehicle compatibility details and recommended stage-specific modifications.

Version 4.78 Release Notes

Updated October 23, 2024

- Added compatibility with Gen2 Dorch DS25 high-pressure fuel pumps
- Resolved hot startup issues affecting Gen2 B58 ethanol OTS maps