Quote:
Originally Posted by Canyonblaster
I have done chip and/or ECU tuning for approx 12 years on many new german cars so I do have considerable experience with it, and as mentioned earlier this is my second Dinan tuned BMW ('07 335i Stg 2).
The Dinan stg 1 on the X1 is really good. It feels very linear with no noticeable flat or peaky spots along the rev range. Considerably and noticeably more power across the rev range. Zero negatives to report. Really makes the 28i much more powerful and fun to drive.
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This is my third tuned car but my first BMW. I completely agree with Canyonblaster's comments above. A very linear tune that wakes up the car across the board.