Find the most expensive "car mileage/HP improvement" on amazon that is complete fake garbage. Looking at this stuff is like going down a crazy rabbit hole of stupid.

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Here is my submission at $74

http://www.amazon.com/D1SPEC-Voltage…

http://www.amazon.com/D1SPEC-Voltage-Stabilizer-Performance-Controller/dp/B005DN7ONU/ref=pd_sbs_auto_4