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 ...

Most diesel owners have come to appreciate the benefits of the various forms of aftermarket upgrades offered to improve the power output of their diesel engines. Not many gas owners can bolt on a ...

There are plenty of ways to boost an engine's power, and most of them, like turbo-charging, supercharging, or Nitrous Oxide injection are well known to automotive enthusiasts. But what if we told you ...

It's a rare thing when a magazine tests the exact same product twice, but that's exactly what we're doing here. Back in our Aug. '11 issue ["Hooked On Meth"], we installed and dyno tested a Snow ...