Hot Selling XPROG 5.55 X-Prog M Box ECU Programmer Full Adapters

Professional Auto ECU & Immobilizer Programming Tool

The XPROG 5.55 X-Prog M Box ECU Programmer is one of the most popular professional tools for ECU, EEPROM, MCU, and immobilizer programming. With software version V5.55, enhanced authorizations, and strong compatibility with BMW CAS4 decryption, this version is widely favored by automotive locksmiths, ECU repair technicians, and professional workshops.

Unlike encrypted versions, XPROG 5.55 programmer works without a USB dongle, making installation simple and flexible while maintaining full functionality.

Key Highlights of XPROG5.55

New Software Version: V5.55

XPROG M Box V5.55 is an upgraded release that adds new MCU authorizations and improves overall stability. It is especially optimized for BMW CAS4 decryption, a feature highly demanded in modern automotive ECU and immobilizer work.

Designed for Professional ECU Programming

This tool supports reading and writing EEPROM, Flash, MCU, and secured memory, making it suitable for advanced chip-level operations.

No USB Dongle Required

The software is not encrypted and does not require a hardware dongle, allowing users to install and run it freely on compatible systems.

Important Notes Before Installing XPROG V5.55

System Requirements (Strictly Required)

• Operating System: Windows 7 (32-bit ONLY)

• Antivirus: Must be disabled during installation and use

• Internet: Must be disconnected while running the software

⚠️ Failure to follow these requirements may result in permanent hardware damage.

Compatibility Warning

• Older versions such as XPROG V5.0 or V5.3 are NOT compatible with V5.55

• All previous XPROG software must be completely uninstalled before installation

Online Update Warning

• Do NOT update the software online

• Online updates may brick the hardware permanently

XPROG-M V5.55 ECU Programming Tool Authorization List

Motorola & Automotive MCU Support

AUTH-0001 to AUTH-0006

• Motorola HC05 / HC08 / HC11 / HC12 / 9S12 families

• Read & write EEPROM and Flash

• Bypass security on protected MCUs

EEPROM & Immobilizer Functions

AUTH-0007 to AUTH-0010

• ST M35080 read/write/erase

• BMW EWS3

• ATMEGA family

• Mercedes-Benz ZGS001

Advanced Security & ARM Support

AUTH-0011 to AUTH-0021

• HC11EA9/E9 security bypass

• National CR16

• ST7 / ST10 internal flash

• MPC5xx series

• ARM Micronas (secured & non-secured)

• Mileage, VIN, serial number, and PIN code editing

Newly Added Authorizations

AUTH-0023 & AUTH-0024 Series

• MAC7xxx

• XC23xx

• MC9S12Cxx

• MC9S12XE

• 9S12XE Security

• MC9S12HA / HY / P

AUTH-0025

• MPC / SPC5xxx (Newly Added)

• Expanded ECU programming capability

XPROG-M V5.55 Supported Adapters

Standard Programming Adapters

• ADP-0001 to ADP-0003: TMS370 PLCC series

• ADP-0004 / ADP-0005: Motorola HC05B/X

• ADP-0006: ST M35080 In-Circuit

• ADP-0008 to ADP-0011: TMS374 & HC11 series

Advanced In-Circuit & Security Adapters

• ADP-0017: HC(S)12 BDM / ARM Micronas

• Additional adapter for 5M48H P-Flash

Computer Requirements for XPROG 5.55

Minimum PC Configuration

• CPU: Intel Pentium 60MHz or faster

• RAM: 64MB or more

• Hard Disk: At least 20MB free space

• Ports: One free USB or COM port

• OS: Windows 7 32-bit ONLY

XPROG 5.55 Package Contents

Packing List

• 1 × XPROG Main Unit

• 19 × Programming Adapters

• 1 × USB Cable

• 1 × Software CD

Why Choose XPROG 5.55 X-Prog M Box?

Professional-Grade ECU Solution

• Supports ECU, MCU, EEPROM, immobilizer, and mileage correction

• Strong compatibility with BMW, Mercedes-Benz, and European ECUs

Stable & Powerful

• Proven performance in workshops worldwide

• Ideal for ECU repair, key programming, and immobilizer services

High Cost-Performance Ratio

• No dongle required

• Wide authorization coverage

• Reliable alternative to more expensive ECU programmers