CTZ Flasher Service (BMW, 2012–2018)

Take your BMW’s performance to the next level with the CTZ Flasher Method — now offering three powerful tuning options: CTZ Flasher, MHD Maps Pack, or BOOTMOD3. Whether you're looking for plug-and-play simplicity or advanced customization, we’ve got you covered.

How it works:

• Place your order and provide your vehicle details at checkout
• Choose your preferred flashing method:
  • CTZ Flasher (physical device shipped to you)
  • MHD Maps Pack (digital tuning via mobile app)
  • BOOTMOD3 (cloud-based mobile tuning platform)
• If you choose CTZ Flasher:
  • We ship you the device
  • Connect it to your BMW’s OBD port using a Windows laptop
  • Mac users can install Parallels Desktop to run Windows
• If you choose MHD or BOOTMOD3:
  • You’ll use a mobile app (Android or iOS) and an OBD Wi-Fi or Bluetooth adapter
  • Our team provides setup instructions and remote guidance
  • You’ll flash your car directly from your phone — no laptop or remote desktop needed
• Once tuning is complete, enjoy a fully optimized BMW with enhanced performance, responsiveness, and driving dynamics

About the Flashing Options:

🔧 CTZ Flasher
A physical device shipped to your door. Connects via OBD and allows remote tuning with full support from our team. Ideal for users who prefer a guided, hands-on experience.

📱 MHD Maps Pack
A mobile-based tuning solution for BMWs with N54, N55, B58, and other supported engines. Offers pre-configured performance maps, data logging, diagnostics, and custom tuning options via the MHD Flasher app. No laptop required — just your phone and an OBD adapter.

☁️ BOOTMOD3
A cloud-based tuning platform for modern BMWs. Allows you to flash your ECU over Wi-Fi or a wired connection using your smartphone. Offers real-time map switching, diagnostics, and custom tuning features. Requires an OBD adapter and internet connection.

Why customers love our tuning service:

• Multiple tuning options to suit your setup and preferences
• No ECU removal or downtime — tune from home with mobile or laptop
• Compatible with BMW models from 2012–2018
• Backed by Custom Tunez expertise and support

📌 Note: A Windows laptop is recommended for CTZ Flasher users. Mac users can install Parallels Desktop to run Windows.

📱 MHD and BOOTMOD3 users only need a smartphone and an OBD adapter — no computer or remote desktop required.

💡 Heads up: Some vehicles may require additional licensing fees. Please confirm with us before placing your order.