I use Mobil 1 synthetic. It works for the base too by giving you better mpg and give the car a better feel when accelerating hard or just driving it like a normal person

__________________
~~~~~~~~~~~~~~~~~~~
Pontiac builds excitement...
Saturn has rethought it's image...
The time has come for the enthusiasts...
NASSOA
Founding Member #49
~~~~~~~~~~~~~~~~~~~
#1922 12/03/05
N/A Classic Solstice
Mysterious Steel/Sand w/ 6-Disc Monsoon
Conv., Pwr & Premium Pkgs A/C LSD Carpet Mats
MODS: GM CAI & CATBAck