[OFFICIAL] Manual v. Automatic Thread

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Originally Posted by UNKNOWN_370

From stock G37's have much greater highway stability as well and feel more capable @ speeds of over 140mph vs the Z due to the added weight most likely.
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I wanted a lighter car
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I personally don't see the Z as better in performance, I just see it as picking your preference of low speed fun vs. High speed stability.

Just sayin'. Weight is a huge component of the car's performance. Also, the Z at high speed is plenty stable with the zero-lift front spoiler package