How To Tune Intakes For More Horsepower Intake manifold tuning is critical for ensuring optimum horsepower across a wide rev range. Longer, narrower intake runners lend themselves well to low RPM ...

Your car deserves a breath of fresh air, so let's dive into the aftermarket for a bit more power, efficiency, and beauty under the hood. Before we consider any ...

Last month we showed what gains were available from three aftermarket Three-Valve intake manifolds in naturally aspirated trim. This month we're going to try the same three intakes, only now we'll see ...

The job of an engine tuner is to continually discover new ways of gaining performance by making engines live longer and produce more useable horsepower. The tuners sometimes run across undesirable ...

Popping the hood of a new Mercedes-Benz 300SL Gullwing must have been quite an experience for most enthusiasts in the Fifties. For starters, the 3.0-liter straight-six sat canted at a fifty degree ...

In a naturally aspirated engine, as air comes in through the intake and passes through the throttle body, you've traditionally had two setups for what happens next. Using longer, narrower intake ...

Sponsored Content. We may receive a commission on purchases made from links. The 6.7-liter Cummins turbodiesel inline-6 is one of the most widely used diesel engines out there. It has been fitted to ...

Among theories advanced to explain the phenomenon, there appear to be two prevailing concepts that deal with the "tuning" of intake and exhaust systems. One involves the study and application of how ...

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 ...