Mac Tools Leak Attack Pro Diagnostic Smoke Machine.
Used once. Works great.
$1499.99 NEW
https://www.mactools.com/products/ev9504
Ideal for finding vacuum leaks, EVAP (fuel vapor recovery), exhaust leaks, seals, gaskets, brake vacuum hoses, cooling systems, oil, wind, and water leaks, diaphragms, central locking and much more.