ECU and TCU programming via OBD, boot and bench KESS3 KESS3 has been developed to provide everyone, from the young engine enthusiast to the most specialized mechatronic technicians with a quick and simple interface to any engine control unit and automatic gearbox on the market. Sensational performance, high operational flexibility and ease of use allow you to interface with engines and gearbox control units with a single tool. DISCOVER KESS3 TRADE-IN KESS3 ECU and TCU programming via OBD, boot and bench. Welcome third dimension. Thanks to thirty years of experience and nearly three years of development, KESS3 is the most advanced engineering achievement ever conceived in the Chiptuning industry. Alientech has made a significant breakthrough to create something unique and extraordinary, which has no equal in the market, in terms of functions, convenience, and versatility. KESS3 has been developed to provide everyone, from the young engine enthusiast to the most specialized mechatronic technicians with a quick and simple interface to any engine control unit and automatic gearbox on the market. Sensational performance, high operational flexibility and ease of use allow you to interface with engines and gearbox control units with a single tool. Slave version Sw activation obd cars 12 months free update For other protocols you can send a message or add after purchase.