Vauxhall driver Yvan Muller won two of the three British Touring Car races at Ireland's Mondello Park on Sunday to close on series leader Matt Neal.
Muller is just 13 points behind Neal in the championship
Frenchman Yvan Muller led the first race from start to finish and then won the third after taking sixth place in the middle race following a penalty.
Muller's team-mate Colin Turkington moved through from fourth on the grid to win the second race.
Honda driver Neal is just 13 points ahead of Muller after two third places.