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Discussion Starter · #1 ·
I have a 3.15 diff and I have decided I want to go with a higher gear ratio, anyone want to trade their 3.38 for a 3.15? This is perfect for all you guys with 3.38 thinking about supercharging your car, the 3.15 will help build boost much better. Diff is located in San Francisco bay area.

Tom
 
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