AutoLine Pro Model 703B
The cheapest machine here that covers both EVAP and boost leaks. It suits DIY owners who can do without a gauge.
Amazon $62.18$62.18
1-20 PSIYes
3.6/5
The most automated machine here, with presets and a pass/fail decay test, for shops that want repeatable results.
- 0.4-20 PSIPressure
- YesEVAP mode
- DigitalGauge
- Built-in pumpAir
Check price at Amazon$412.50
Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Pick a system and it sets the pressure and runs a timed pass/fail decay test
- 0.44 to 20 PSI covers EVAP through turbo
- Comes in a hard case with an EVAP service port adapter and 23 plugs
Cons
- Warranty published: 1 year
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.
Specifications
| Model number | ST2000 |
|---|---|
| Pressure and smoke | |
| EVAP mode | Yes |
| Output pressure | 0.4-20 PSI |
| Pressure display | Digital |
| Flow meter | Yes |
| Air-only mode | Yes |
| Power and fluid | |
| Air source | Built-in pump |
| Smoke fluid | mineral oil |
| In the box | |
| EVAP adapter | Yes |
| Cap plugs | 23 pieces |
| Carry case | Yes |
| Warranty | 1 year |
Alternatives in this type
AutoLine Pro HyperSmoke Pro
The gauge version of the HyperSmoke, for DIY owners who want EVAP-safe testing and a way to confirm a repair held. It costs about $26 more than the base model.
Amazon $87.99$87.99
YesGauge
AutoLine Pro HyperSmoke
A low-cost machine with both an EVAP mode and a higher-pressure mode, for DIY owners chasing a check-engine light. Pick the Pro version if you want a gauge.
Amazon $61.99$61.99
YesNone
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