Aux Tanks and STC Update Home › Forums › Ask the Gurus › Aux Tanks and STC Update This topic has 0 replies, 1 voice, and was last updated 2 years, 6 months ago by Sonic. Viewing 0 reply threads Author Posts February 13, 2022 at 23:28 #16814 SonicParticipant Hi Roscoe, all, Any update on the likely hood of the AUX Tank and wt increase STC for AA1? Kind regards, Sonic Author Posts Viewing 0 reply threads You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In