Features: Driect Spark Discharge on the plug. Twin spark for each cylinder cycle. Torque improvement:same A/F ratio can build more torque. Fuel efficient:same engine condition, same A/F ration can burn more. Fuel saving:can build same torque with leaner A/F ratio.
For HONDA old cars, converter for distributor, become direct fire to spark plug. No ECU change requirement. A controller do all the jobs. All parts are made in/shipped from Taiwan.
Watch the YouTube video, and you will understand. B16A DSD-2
on:rec.autos.tech