South Mandurah have claimed another scalp knocking off Pinjarra on their home turf by 15-points.
Former Bomber Leroy Jetta bagged five goals but wasn't enough to get his side over the line the Falcons triumphing 11.7.73 to 9.4.58.
Its two major victories in a fortnight for Souths after defeating Rockingham last week and are now arguably installed as premiership favourites.
Brodie Wemm booted three goals for the visitors while Michael Triffett contributed kicking two majors.
In other results, Rockingham defeated Centrals by 46-points while Waroona secured their first win of the season with a 23-point win over Mandurah.
LADDER: South Mandurah 18, Rockingham 16, Pinjarra 10, Mandurah 10, Waroona 6, Halls Head 2.