Would it help my times if I switched to 17's?

Thank you all for the responses. My best run was made around 8:30pm at Wild Horse Pass. It was not packed at all. I got in nine runs total with letting the car sit for like an hour. The last Friday...

Noob here! I took my car to the track for the first time this weekend and I am rather disappointed with it. I got me a lightly modded '95 Z28 A4 convertible. Below was my very first run of the...