Cold air is good. Hot air is bad. Every gearhead, young and old, is familiar with this line of thinking. We buy hoodscoops, cold-air intakes, and all other manner of contraptions to help feed our ...

There are many ways to add power to your vehicle. It ranges from the cost-efficient modifications you can make to the more expensive engine and supercharging upgrades your mechanic will have to ...

A waterflood pressurizes the reservoir and sweeps oil toward producers by injecting treated water into designated injection wells. It is the workhorse of secondary recovery, extending plateau rates, ...

I know of a Toyota Vitz and a Subaru Forester that are equipped with water-methanol injection kits. Could you explain how these kits work, how they can be installed, and how much they might cost?