Jonathan Evans scored a try in each half as Scarlets defeated Zebre 31-24 in their Guinness PRO12 match in Parma.
All the team news for this weekend's Guinness PRO12 fixtures as Connacht take on Treviso and Leinster host the Dragons.
The Scarlets made it six league wins in a row thanks to a 38-29 bonus-point triumph over leaders Leinster in Llanelli.
Scarlets back Liam Williams could cause a selection headache for Wales next season if he decides to join Saracens.
Newport Gwent Dragons secured bragging rights with a 36-21 win over the Scarlets in the Anglo-Welsh Cup.
Bristol won for the first time this season with a deserved 26-11 success over Sale in the Anglo-Welsh Cup.
Will Boyde's braced helped Scarlets make it five consecutive Guinness PRO12 victories with a 27-3 triumph over Glasgow.
Scarlets made it four PRO12 victories on the bounce as they picked up a 26-15 win on the road at the Arms Park.
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