Bikeman Performance Billet Hi Alt head that I ran on my 17 Axys for around 600 miles. It really wakes up the mid-range on these sleds.
$350 OBO
Link to website info:
http://bikemanperformance.com/…/bmp-billet-head-kit-for-201…
$350 OBO
Link to website info:
http://bikemanperformance.com/…/bmp-billet-head-kit-for-201…