Automotive › Car care & repair tools
THREEON GUARDIAN Carbon Removal Protective Fuel Additive Fuel System Cleaner 50% High PEA Formula Fits Diesel Car Gas Car
Quick answer
Is $19.57 a good price for THREEON GUARDIAN Carbon Removal Protective Fuel Additive Fuel System…?
It is the usual price, not a deal: $19.57 is in line with the typical price of $19.57 that DipScout measured over the last 14 days. It is the lowest in 14 days, but it has held this price since Nov 1, 2026.
$19.57
Today it costs $19.57 on AliExpress. Since Oct 29, 2026, when we started tracking it, it ranged from $19.57 to $20.13. It's the lowest price in 14 days, but it has been at this value since Nov 1, 2026; by our price history that is already the normal price, not a sale.
No drop compared with what we observed over the last 14 days. The store advertises "was $20.83", but that is the store's own claim; we only state discounts our price history proves.
View on AliExpressThe price above is the last recorded reading, not a live checkout lookup.
Price history
Last reading$19.57on Nov 10
Lowest$19.57Nov 1 to Nov 10
Highest$20.13Oct 29 to Nov 1
Tracked since Oct 29 · 1 changeHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Nov 1, 20:06 UTC | $19.57 | −3% |
| Oct 29, 18:44 UTC | $20.13 | start |
| Store | THREEON Autoparts Store |
|---|---|
| Positive feedback (AliExpress) | 96.2% |
| AliExpress category | Automobiles, Parts & Accessories › Car Wash & Maintenance |
| Sold | 127 |
| Recorded readings | 2 |
| First seen | |
| Last reading |