Reply To: X1 in autocross? Welcome to the GGC Autocross Program › Forums › GGC Autocross Forums › Autocross Discussion › X1 in autocross? › Reply To: X1 in autocross? November 6, 2014 at 1:20 pm #6959 Andy DanielsParticipant IIRC, any of the BMW X-things are OK, as are Porsche SUVs. I rode along in one of the smaller ones during the fun run at Candlestick earlier this year.