For Some Vehicles, KESS V5.017 can read and write ECU via OBD2 Cable Directly, do not need to open ECU, Easy To Operate !
But For Some Vehicles, It needs to disassemble ECU then can do ECU programming . K-TAG V7.020 works in this way ,K-TAG 7.020 read and write ECU via TRICORE or BDM Or Other Mode with special cable, But the software will guide you how to operate !
When you are not sure your vehicles ecu can be read and write via OBD2 Cable or must be disassemble, then it is better to get both KESS and KTAG

FGTech Galletto 4-Master this new system developed with high-speed USB2 technology is the fastest and most secure product on the market, it is easy to install and use,. Our system comes furnished complete with all Car, Truck, Motorbike, Marine, BDM MPCxx, checksum.

Plug and Drive EcoOBD2 Economy Chip Tuning Box for Diesel Cars 15% Fuel Save
Save 15% Fuel consumption, with 2 years warranty
EcoOBD2 is a Plug&Drive Ready device to function the reducing fuel consumption for the economy and lower emission for the world.
EcoOBD2 is easy to install. Just plug it into the OBD2 connector of cars. EcoOBD2 fits all car from the year of 1996.

Plug and Drive NitroOBD2 Performance Chip Tuning Box for Diesel Cars
35% More power, 25% More torque
This NitroOBD2 chip tuning box is specially made for Diesel cars and it has two year warranty.
NitroOBD2 is a Plug & Drive Ready device to function the increasing the performance of engine.
NitroOBD2 is easy to install. Just plug it into the OBD2 connector of cars. NitroOBD2 fits all car from the year of 1996.

Powergate is the most versatile device ever created for serial programming via diagnostic plug. By using all the newer protocols of communication (K-LINE, CAN and J1850), Powergate can read and write the Electronic Control Unit of many vehicles on the market.
Powergate has an internal memory which can contain, in addition to the original file, two different maps. In this way, the owner of the vehicle has always at his disposal two different developing steps of the map, to be uploaded on the ECU at any moment.

ECU flash reading/writing over diagnostic socket for a wide range of ECU units.

Autosky company offer MoTeC's benchmark M800 is a versatile, race-bred ECU that is suitable for almost any application including modern engines with up to12 cylinders. It alsosuits rotary engines with twin, triple or quad rotors.
It offers maximum sophistication tocontrol the latest automotive advances, such as continuously variable camshaft timing and drive by wire throttle, while maintaining the flexibility tosuit a range of users.
This highly advanced ECU is ideal for professional motorsport and integrates seamlessly intoa complete engine management and data acquisition solution.

MPPS v13.02 Chip-Tuning:

1. Software Version: V13.02
2. The modern interface that allows read and write memory from the car computer via the diagnostic connector.
3. Supports the latest drivers EDC16, EDC17, MED9.x, Siemens PPD1 / x, EDC15, ME7.xi much more ...

For supported ECU's and the function on them pls. download the pdf file for more details

BDM 100 is a universal reader/programmer (it does not require our RACE software necessarily) that allows the user to read and program files in the ECU supplied with MOTOROLA MPC5xx processor (essential).

This version can achieve to read and write flash/eprom dumps of the most recent ECUs.
It is very easy to use. No need to dismantle the ECU. You need only a PC with the USB interface.

ECU reader - advanced tool for cars motor ECU internal EEPROM reading, writing and coding by OBDII connector.