I haven't posted here in a while... What are some new performance mods for the Z??
I might get one (i don't know if i will just hoping)... (i'm 15)

 

hey im 15 to but my dads bitchin about me geting upgrades on my car he said not even a grounding kit i dont realy care tho ill just buy them and put them on ay ways its not like he will look in my engin bay often o and when was the last time u posted GHL makes this nice exhaust for under 1000 adds 19hp i think