I looked into OBD2 fuel savers, and found a much safer solution to save car gas instead

No, there's no cheap dongle that you can plug into your car to save you money. Here's the truth.

Jun 28, 2026 3

I looked into OBD2 fuel savers, and found a much safer solution to save car gas instead
No, there's no cheap dongle that you can plug into your car to save you money. Here's the truth.
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