For the time being,the most popular and famous ECU Flash Tools in the marketplace was : Red PCB KESS 5.017 and Red PCB KTAG 7.020. The Red KESS V2 5.017 Master is perfect for obd2 using,while the ktag 7.020 with red pcb is for all the ECU that need to be programmed with Jtag, BDM and Boot protocols(tricore and ST10).From buyobdii.com
The KESS 5.017 Ksuite 2.23 Red PCB is the newest generation KESS V2 Master Version that specially for reading and writting car's ECU via OBDII. The Red kess is the bestselling tool by far,with a appealling and fashional look,great performance and powerful functions like online operation supported,no tokens limited,full activated online 140+ protocols and so on.
While the Red PCB KTAG V7.020 Master is the new arrival tool for online full protocols ,fully activated,without tokens limited,it has a beautiful look,supports Online Operation supporting,users don't need to disconnect internet and the price is cheap affordable too.
So,If you are looking for a amazing ecu flash tool, then buy red kess 5.17 + red pcb ktag 7.020 will be a ideal choice,by which, you can flash more ecus.