Harbor Freight prices › Automotive › Diagnostic Testing Scanning
ICONitem 72757
8 oz. Diagnostic Smoke Machine Fluid
Base price$24.99
Herkimer, NY shelf$24.99same shelf price as online 1 more store
Benton Harbor, MI shelf$24.99same shelf price as online 1 more store
Hasn't budged from $24.99 in 198 days. This price is load-bearing; waiting won't move it.
Price alert
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The numbers
- Today
- $24.99
- Usual price
- $24.99
- 90-day low
- $24.99
- Lowest tracked
- $19.99
- Redline equivalent
- $27.99
Apr 9, 2026
Prices by store
Harbor Freight prices some items differently by store, and once you pick a store its site shows that store's shelf price. These come from contributors who share their store; the main price above is the base price, the one HF shows before you pick a store.
| Store | Today | Usually |
|---|---|---|
| Benton Harbor, MI store 583, checked Oct 17, 2026 | $24.99 | $24.99 |
| Herkimer, NY store 3140, checked Nov 3, 2026 | $24.99 | $24.99 |
Price history
$20$22$24
OctDecFebAprJunAugOct
Best price for anyoneRegular price
Every price change
| When | Price | Why |
|---|---|---|
| Apr 10, 2026 to Oct 24, 2026198 days, checked 3x | $24.99 | Regular price |
| Sep 4, 2025 to Apr 9, 2026218 days, checked 1x | $19.99 | Regular price |
Tracking since Oct 16, 2026. Last checked Oct 17, 2026.