Tristan Jarry recorded 28 saves as the Penguins shut out the Blues 3-0 at PPG Paints Arena.
Stefan Noesen scored in his Pittsburgh debut. Teddy Blueger scored on the first shot of the game and Alex Galchenyuk lit the lamp in the third period as the Penguins improved to 7-0-and-2 in their last nine home games.
The Penguins snapped a two-game skid and are 15-9-and-4 overall.
The Penguins will remain home tomorrow night to host the Coyotes.