This video follows a dyno test of a 2014 Audi RS5 to determine its actual performance after covering over 80,000 miles.

This BMW M3 E92 undergoes a dyno test after performance upgrades including a full exhaust system, intake kit, and Stage 2 ...

Testing. It’s the backbone of hot rodding, and it’s how we separate facts from fiction. It’s also where we generate even more questions, which often results in, you guessed it, more testing. The ...

If you want to dyno test your tuner car, you can probably find a couple of good facilities in any nearby major city. If you want to do similar testing at a smaller scale, though, you might find it’s ...

We put both engines on the dyno to see which made more horsepower and torque. It didn’t go as planned. Over the past year, we assembled two very mild small-blocks aimed at the typical hot-rodder ...