Trying to revive this thread a bit as I'm very interested in updating the shift knob. I don't like the "stick" style and its aluminum so will freeze my hand in winter and brand me in the summer! Was looking at the Acuity of course because its insulated but I have concerns about how low it sits...
I had a 10th Gen Si and ran both tunes. I found the Phearable tune to definitely be more tuned to bottom end and was a little more aggressive with the turbo spool compared to TSP. Honestly though I ended up going back to the TSP tune just for the better/smoother driveability.
That said, I have...