|This article is a stub. You can help Bloons Wiki by expanding it.|
Extreme Suction Engine is a Special Building required for the research of the Supa-Vac upgrade. It costs 30,000 to build, takes 36(?) hours to build, and gives TBA XP upon completion. It takes up a 1x1 tile space and consumes TBA power.
Community content is available under CC-BY-SA unless otherwise noted.