Tuning News @en Nissan GTR tuning: CRTEK1.5 21. February 2014 chrigi In our todays Dynotest we have our Nissan GTR tuning CRTEK1.5! The CRTEK1.5 contains our CRTEK ECU remap and a Sharen with:Tweet Email a link to a friend (Opens in new window) Email Print (Opens in new window) Print More Share on WhatsApp (Opens in new window) WhatsApp Read More