For NASA and SCCA door to door HPDE you need the petty bar variation of the Harddog M3 Sport below, all the other harddog choices good enough for more average track days and autocross.  Our newest choice, and new favorite, is the Blackbird RZ.  Notice that owners of Power Retracting Hardtops MUST get PRHT versions below because no other choices fit in PRHT.

Click on the Miata MX5 choices below for more information and options