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Old 05-17-2012, 07:20 PM   #83 (permalink)
Shamrock
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Join Date: Apr 2012
Location: Israel
Posts: 215
Drives: 370z 2011 AT White
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I understand that Nissan recommends the 5W30 for the z. I don't yet understand why the 0w40 is not better. They may see not need to pay extra for the 0w40 but I still haven't heard which is better. I have heard what's good but not what's better.
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