Napavine completed a two-game sweep over Morton/White Pass on Friday, taking down MWP 19-1 in five innings on Friday in Napavine.
The Tigers scored 15 runs across the first two innings and added four runs in the fourth to get to 19.
Carter Edmonds drove in four runs in the win, Eric Bullock drove in three, and Hudson Chambers and Jackson Calder both drove in two apiece.
Cal Bullock pitched the first three innings, striking out seven across three perfect frames, while Tommy Deebach and Edmonds combined to strike out four and allow just one unearned run across the final two innings.
Brayden Fleetwood drove in MWP’s lone run with an RBI single in the top of the fourth.
Both teams are back in action on Saturday. The T-Wolves (0-4) will head to Highland for a doubleheader, while Napavine (4-0) will look to push its win streak to five in Kittitas against Cle Elum.