It did nothing. I never really used it much because I didn't have it tuned...after watching another Zer blow his engine from leaning it out too much, I wanted to wait until I dyno tuned it and had the NOS...but it broke before I could. Now 4 months into warranty repair :(
Zheaven.com has a new, FASTER server! Latest update includes full writeup on the 3rd annual L.A. Sports Car Canyon Drive 07/30/01 -- Click my Z below to enter.