For 2015 to 2020 gsx-s1000 models.
Not suitable for new generation bikes.
It has the original map as supplied with the unit 20-047-01 This is no longer available on their site, but you can download others.
Note, mine was the first 2015 model with the original ECU.
If you have a later version you may need to get the later O2 eliminator available for around £23 from Dynojet.