About GK EuroTuning

GK EuroTuning is a Hamilton based ECU Remapping company that specialise in Performance and Economy engine tuning.

Director and head tuner Grant Goldfinch is a fully qualified engine builder.

Grant has over 20 years experience in vehicle modifications and tuning in both New Zealand and Australia. We work on European and Japanese vehicles. We also work with ECU software developers from the UK and Europe. We like to ensure you are always receiving the best in ECU remapping. Our aim is to provide high quality ECU remapping and a service at affordable prices, that leaves the customer fully satisfied.