Originally Posted by
WiseGuyOnCouch
well i'm not 100% on this but look underneath the intake manilfold. i'm just not sure if the ls is the same as a gsr but i'm pretty sure... it was a pain in the ass for me to get my hands in there!
mhmm... My girl has a GS but im too lazy to go look right now. Its either under the Intake Manifold, or between the valve cover & intake manifold.