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 ...

Horse Sense:The steady progress we've made with our project car's rear-wheel horsepower/torque certainly has been amazing. In our quest for more performance, we've gained a greater appreciation for ...

It’s no secret; our late-model clean diesel trucks are quite the performers. They have become painfully easy to make a ton of tire-twisting power. From the factory, they are producing even larger ...

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 ...