Quote:
Originally Posted by Brian425
I have Dinan Stage 2 on my '12 X5 50i. I live in NYC and had Circle BMW in NJ install the tune. I chose them because I felt that their would be less of an issue if there are any warranty claims. I am happy with their service and would recommend them. Call Brian Raiken. You can tell him that Brian Leonard recommended them.
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How does your X5 run with the Dinan software? Is there a difference in off the line acceleration as well as the lower rpm band range?
How long has it been since the upgrade and have you had any issues?