I realised I need a high performance fluid after attending a track event. What do you guys recommend?

Hopefully nothing $50 a liter.<p><a href="http://registry.audiworld.com/audi/registry/details.asp?car=1969">
<img SRC="http://pictureposter.audiworld.com/AudiWorldPics/2000/MBnewsig.jpg"border=0>