Grant Supaphong GT4 Qualifying Lap Time Records
| Lap Time | Racing Team | Racing Circuit | Race Car Model | Race Car Level | Year / Racing Series |
|---|---|---|---|---|---|
| 01:43.850 | Chang International Circuit | Toyota GR Supra GT4 | GT4 | 2024 Thailand Super Series | |
| 01:44.836 | Bangsaen Street Circuit | Toyota GR Supra GT4 | GT4 | 2024 Thailand Super Series | |
| 01:47.105 | Chang International Circuit | Toyota GR Supra GT4 | GT4 | 2024 Thailand Super Series | |
| 01:47.566 | Chang International Circuit | Toyota GR Supra GT4 | GT4 | 2024 Thailand Super Series | |
| 01:49.016 | Chang International Circuit | Toyota GR Supra GT4 | GT4 | 2024 Thailand Super Series | |
| 01:51.791 | Bangsaen Street Circuit | Toyota GR Supra GT4 | GT4 | 2024 Thailand Super Series | |
| 02:18.470 | Sepang International Circuit | Toyota GR Supra GT4 | GT4 | 2024 Thailand Super Series | |
| 02:23.451 | Sepang International Circuit | Toyota GR Supra GT4 | GT4 | 2024 Thailand Super Series | |
| 02:25.252 | Sepang International Circuit | Toyota GR Supra GT4 | GT4 | 2024 Thailand Super Series |