I have one that I don't need anymore.
Bought for $430, selling for $250-280
If you're in North Georgia (USA) I can even install it for you
People say 'why don't you just push your foot down further/faster' yeah you can, this reacts differently though and really does reduce latency, for sure wakes the car up if you have other mods already
Here is the original at their website:
https://www.heicosportiv.de/en/products ... uning-1849