Ok, here are some examples of stuff that may make her time more believable. Keep in mind these are with Hondas (oh no! the H word! <img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/hmmm.gif" border="0" valign="absmiddle" alt=':hmmm:'>  
Stock Integra GSR runs 15.5. Drivers with just and intake and removing PS belt and AC have gotten 14.8. Many people get 15.1 without any mods.
If a car is tuned, it can do a lot better than an untuned car. HP and TQ aren't everything: powerband matters a lot, too. A 200whp Teg Type R runs 12.7 at the track. http://sgt.b16a.com/itr1.html
Those times may be crazy or seem impossible, but you never know.