Rekor Waktu Lap Kualifikasi Grant Supaphong Seri Super Thailand GTC 2021
| Waktu Putaran | Tim Balap | Sirkuit Balap | Model Mobil Balap | Level Mobil Balap | Tahun / Seri Balap |
|---|---|---|---|---|---|
| 01:40.849 | Sirkuit Internasional Chang | Porsche 991.1 GT3 Cup | GTC | 2021 Seri Super Thailand | |
| 01:41.554 | Sirkuit Internasional Chang | Porsche 991.1 GT3 Cup | GTC | 2021 Seri Super Thailand | |
| 01:42.019 | Sirkuit Internasional Chang | Porsche 991.1 GT3 Cup | GTC | 2021 Seri Super Thailand |