Circuit/Tarmac 2026: which race weekend are you not missing?

If you could attend (or race) one SA tarmac/circuit event in 2026, what would it be and why? (Examples: Extreme Festival rounds, BMW M Performance Parts Race Series, MSA4.) Reply with: - Event + venue + month (if you know) - Which specific class in an event? Did you know the Extreme Festival has up to 8 different race classes! One pick per reply. Let’s build the 2026 “must-watch” list.