The all important Harness tags. NOW both FIA and SFI display the harnesses date of expiration. This says 2023 which means it is valid until December 31st, 2023.
Checkthe dates on all your harnesses belts.
The FIA harnesses have a 5 year duration which can add up to 6 race seasons. The SFI harness have a 2 year duration - why because they still allow the harnesses to be manufacured with nylon. Nylon is know to dramatically lose its elasticity after 2 years.