; Jason Everman Active : 1989 â `` 1990 Instruments : bass Release contributions : `` Come Together '' , from Loudest Love ( 1990 ) Jason Everman replaced Hiro Yamamoto before the band embarked on its promotional tour for Louder Than Love . ; Jason Everman Active : 1989 â `` 1990 Instruments : bass Release contributions : `` Come Together '' from Loudest Love ( 1990 ) , Louder Than Live ( 1990 ) Jason Everman replaced Hiro Yamamoto before the band embarked on its promotional tour for Louder Than Love .