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5th gear change

1145 Views 2 Replies 3 Participants Last post by  rickb
I was wondering what mileage increase anyone has seen with the .658 5th gear. I have a 2000 jetta tdi.
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Since you're asking about mileage increases, will the fuel savings equal the cost of the mod or are you doing it to have a fun project?
1 - 1 of 3 Posts
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