Anything you would like to know about the LS4 motor found in the 06+ SS models can be found here on this site. So if your looking for the engine performance aspect of the car you may want to look around here.
That's fine, but, wow! I will definitely look at those control arms, maybe the Bilstein also, but I enjoy the KYB's. The ZZP rear trailing arms is probably my next suspension mod.
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