The Stage 2 Audi S3 8Y produces 440HP with upgrades including an Eventuri intake, performance exhaust, intercooler, and ECU tune. This video captures full dyno pulls and high-load acceleration, ...

A very good friend of mine, noted engine guru, and PHR contributor David Vizard, was once being queried about some aspect of engine theory. The interesting part of the exchange was when the fellow ...

Anyone who has lived on a healthy diet of off-road and performance magazines has gotten a pretty good taste of the dyno process, even if it's just served on the printed page. It looks pretty exciting: ...