All-in-One MS43 Performance ECU – Stage 1

Unlock the full potential of your BMW M54 engine with our All-in-One Performance ECU. This pre-tuned ECU includes all key performance features for maximum power, dynamic throttle response, and an exhilarating driving experience – ready to install, tested, and safe.

Included Features:

• Stage 1 Tuning: Optimized ignition and fuel maps
• Launch Control: Controlled, high-performance starts
• Pops & Bangs: Shooting Flames
• EWS Delete: Optional for test bench or vehicle swaps
• Hard Limiter: Safe rev limit with backfire
• MAF / Thermostat Adjustments: Increased flexibility for future upgrades
• VANOS: Adjusted Camshaft Timings for increased torque
• Rolling Anti Lag

Highlights:

• Compatible with all Siemens MS43 ECUs
• Fully tested and optimized
• Ready to use out-of-the-box, no extra programming required
• Ideal for stock or lightly modified engines

Package Includes:

• Flashed MS43 ECU
  

Note:
Check compatibility with your vehicle model and ECU version. All operations are at your own risk; we strongly recommend a backup of your original ROM.