Grane, IK was one of 56 clubs from Norway that had teams playing during Gothia Cup 2018. They participated with one team in Boys 15. In addition to Grane, IK, 195 other teams from 39 different countries played in Boys 15. They were divided into 48 different groups, whereof Grane, IK could be found in Group 32 together with Lerums IS and Morön BK. Grane, IK continued to Play off B after reaching 3:rd place in Group 32. In the playoff they made it to 1/16 Final, but lost it against HUS with 1-3. In the Final, FC Chambly won over Glumslövs FF and became the winner of Play off B in Boys 15. Grane, comes from Arendal which lies approximately 210 km from Göteborg, where Gothia Cup takes place. The area around Arendal does also provide two additional clubs participating during Gothia Cup 2018 (Donn, FK and Stange Sportsklubb).