The stock FRS can not compete with the so called PORT installed TRD springs and sway bar cars in autocross. Some claim they were PORT installed but were self installed parts. I have sent in my letter to SEB to change the rules like many have done already. To move NON TRD cars to DS. Send in your request SEB for rule change at
https://www.crbscca.com/index.php?page=submitLetter