According to this listing:
https://conceptzperformance.com/vood...00_p_27943.php
Voodoo only offers -2 degree of added adjustment range
In contrast SPL offers -4.8. Double the range
And Z1 has them for $899
https://www.z1motorsports.com/suspen...37-p-7360.html
FRSport has them for $799
https://frsport.com/spl-spl-fua-z34-...iABEgJwNfD_BwE
SPL might be jacking the price up to protect its distributors i guess