1) Power
Part 1: Preparing power measurements
Here is the PerfectPower tutorial (English / French speaking to choose from)!
PerfectPower tutorial: Overview of preparing power measurements (4 steps)
Tutoriel PerfectPower: Vue d'ensemble de la préparation des mesures de puissance (4 étapes)
Part 2: Performing power measurements
Here are 5 demonstration videos made on one of the PerfectPower test tracks (in France), a perfectly flat private road, with two cars from the PerfectPower Lab, and for three power levels (200, 300, and 450 hp).
In 2nd (power 200 hp)
PerfectPower Demo Video - Audi S2 "Track" in "Low Boost" config - Direction 1 (212 PS & 209 hp)
PerfectPower Demo Video - Audi S2 "Track" in "Low Boost" config - Direction 2 (212 PS & 209 hp)
In 2nd (power 300 hp (max admissible in 2nd))
PerfectPower Demo Video - Audi S2 "Track" in "Normal Boost" config - Direction 1 (281 PS & 277 hp)
PerfectPower Demo Video - Audi S2 "Track" in "Normal Boost" config - Direction 2 (281 PS & 277 hp)
In 3rd (power 450 hp)
PerfectPower Demo Video - BMW M3 E92 DKG under development with E85 (450 PS & 444 hp)