KCB will face Impala Saracens in the Enterprise Cup semi-finals after seeing off Nakuru RFC in the last eight on Saturday.
The Bankers progressed to the last four with an emphatic 31-6 victory at the KCB Sports Club ground in Ruaraka.
Nakuru blew up a three-point lead as Curtis Olang’s men came from behind with several tries and conversions as the Kenya Cup semis gets underway.
Michael Wanjala scored the first try for the Bankers and Ahmed Shaban converted to give KCB a 7-3 lead.
Adrian Opondo played in Stafford Abeka to land KCB the third try of the match as the victors took a 19-6 lead before the break.
Francis Mwita went over the chalk for the Bankers as Michael Wanjala converted for a 26-6 lead.
KCB was the better side in the clash as Isaac Njoroge added another try to condemn Nakuru.