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Old 06-28-2015, 12:25 AM   #7
Roto'sFRS
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Join Date: Jun 2015
Drives: 2015 Scion FR-S Asphalt
Location: Mukilteo, WA
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Quote:
Originally Posted by kodyo View Post
Best mod I ever did was 4.56 diff final drive upgrade, staying NA and manual trans. 4.88 is what You'd want if you have AT. Would cost about $1k for shop to do it including parts, get gears from weir performance.


I never would have contemplated a gearing change. I'll have to read up about that one.
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