it was definatly the older z3, and we were rolling in the 80 mph range. I pulled the guy by 2 cars, theres no doubt.When i raced my buddies 98 m3 with dinan software, exhaust, and CAI, i waxed him although i was running the giac 93 octane setting.

 

^ Your results sound right to me then. Nice kil...

 

Pretty solid, contrary to the wise guys on here, i think its a legit kill.