okay...
The phantom grip will work for a stock car, with light mods. CAI, Cams, Exhaust, all that crap.
When ya start harming down real power from a reworked head or turbo of s/c, you do not want to use the phantom grip.
also, the phantom grip is kinda passive system. systems it works

sometimes it dont
<hr width=60% noshade size=1 align=left>Kore Crew #4
VROOOM!!! *shift* psssshh VROOOOM! pssssh *shift* psshhh VROOOM!! pssshhh VROOOM!!
"Awwww! Gawd damn! My "H" is gone, Whats the point of owning a Hyundai if ya cant show it off?