








🚗 Smoke out leaks before they smoke you out!
The FOXWELL ST203 is a compact, professional-grade automotive smoke machine designed for fast, accurate leak detection in 12V vehicle systems. Featuring a built-in air pump, dual air and smoke modes, real-time pressure and flow monitoring, and a durable metal housing with thermal control, it empowers technicians and DIYers to diagnose EVAP, intake, turbo, and vacuum leaks efficiently—saving time, money, and unnecessary repairs.





| Manufacturer | FOXWELL |
| Brand | FOXWELL |
| Model | ST203 |
| Item Weight | 3.7 pounds |
| Product Dimensions | 4.72 x 4.72 x 7.95 inches |
| Item model number | ST203 |
| Exterior | Metallic Finish |
| Manufacturer Part Number | FOXWELL ST203 |
| Lift Type | power |
| Voltage | 12 Volts (DC) |
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