Kess 290 New [portable]

Some ECUs (e.g., Continental SDM4 for Mercedes) still require physical bootloader reading. The "new" unit reduces this need but does not eliminate it.

For tips on using tuning software and understanding version 2.90: kess 290 new

: These posts are rust-proof, weather-resistant, and designed with pre-drilled holes for easy mounting of insulators and wires. Some ECUs (e