SCCA® Solo classing — unofficial guide
What autocross class is a Alfa Romeo Giulia (incl. Ti)?
DSStreetBSTStreet Touring
A stock 2017–2026 Alfa Romeo Giulia (incl. Ti) runs in DS (Street) under the 2026 SCCA Solo Rules. Built to Street Touring allowances (within BST tire and wheel limits), it runs BST.
From the 2026 rulebook (Appendix A)
Street: 'Giulia (incl. Ti) (2017-26, exc. Quadrifoglio)' = DS. ST: 'Giulia (incl. Ti) (2017-25)' = BST. Quadrifoglio = BS/SST.
Unofficial guidance verified against the 2026 SCCA® Solo® Rules — always confirm against the current rulebook before competing. Classing data cites the exact Appendix A wording it relies on.