 Despite its age, it remains the powerplant of choice for many Formula 3 teams and has most recently found acclaim in the Australian F3 scene where Tim Macrow, the 2007 Australian F3 champion, drove an Opel-Spiess powered car to claim victory.Tuned by Spiess, an F3 grade "C20XE" is easily capable of producing in its naturally aspirated form.Many aftermarket tuners have further developed the "C20XE" for racing purposes.