Griquas scored seven tries to beat the Eastern Province Kings 45-25 in Kimberley on Saturday.
Fred Zeilinga kicked 21 points as the Sharks secured a semi-final place with a 26-23 win over the Golden Lions in Durban on Friday, writes BRENTON CHELIN.
The Blue Bulls moved into the top four on the Currie Cup log with a 37-6 bonus-point win against the Pumas in Nelspruit, writes SIMON BORCHARDT.
The Sharks will need nothing short of a bonus-point victory over the Golden Lions if they are to maintain hopes of a home semi-final, writes BRENTON CHELIN.
WP coach Allister Coetzee has made five changes to his team to face the Free State Cheetahs in Bloemfontein on Saturday.
The Sharks have made three changes to their forward pack ahead of the visit from the Golden Lions on Friday.
Griquas need at least two wins for a top six finish, starting with the match against EP Kings in Kimberley on Saturday.
The Free State Cheetahs have made two injury-enforced changes for their match against WP in Bloemfontein on Saturday.
Justin van Staden will start at flyhalf in the only change to the Pumas side to face the Blue Bulls in Nelspruit on Friday.
The EP Kings will field their third captain in as many weeks when they face Griquas in Kimberley on Saturday.