Thread: AUII XR8 200kw - Torque Increase
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Old 13-06-2016, 09:40 PM   #15
Bossxr8
Peter Car
 
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Join Date: Dec 2004
Location: geelong
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Default Re: AUII XR8 200kw - Torque Increase
I got better economy around town with 3.9's, and made hardly any difference on the highway. Not enough to make much of a difference anyway.
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