Good luck with the new product Jake !
I am surprised a diy system using a small,brushless 12v vac pump + adjustable pcv+catch can +check valve has not been tried.
That would allow an AOS delete.
Some hot rod/race guys do this.
http://www.hobbyexpress.com/power_25_bl_outrunner_motor_1250kv_1036351_prd1.ht m
http://grannys.tripod.com/evac.html
http://mewagner.com/