hey guys what's up i am new to this post and i ordered my infiniti a couple weeks ago and should be getting it soon so i cant wait....but i would like to know what i can do to it to make it a lil faster with out messing up my warranty and another question...i keep hearing about this grounding kit or some thing i don't understand what that is and what it does ...and one more question lol...does the g35 dirve as fast as the 350z ?...k thats it later guys