Bolting on an aftermarket intake manifold has long been the introduction to hands-on hot rodding. Improved looks, performance, and, often, fuel economy can be just an intake swap away. Not to mention ...

How do you take something that’s already good and make it even better? Just ask aftermarket tuning manufacturer Greddy and their newest intake manifold designed for the Nissan R35 GT-R. The R35 RX ...

OBJECTIVE: Wet flow, pressure excursions, port volume, runner length, plenum volume—all these figure into an engine's overall efficiency. But there's more… Sometimes theory is neat, but sometimes it ...

For most gearheads, there's nothing quite thrilling like the roar of a tuned engine and the instant kick of improved acceleration. Of course, buying a muscle car to enjoy lots of raw power and torque ...