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 ...

A performance intake manifold ranks as the leading bolt-on upgrade in a performance-minded build. Good examples can work wonders, while the wrong choice can spell doom to the combination. The ...

While C&L's intake plenum isn't designed to be a dress-up item, its functional form looks more natural than the hard-edged stock plenum box. What the 4.6 GT engine needs is a good $100 bolt-on, and we ...

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 ...

SPE Motorsport revealed S650 5.0 and Godzilla 7.3 intakes at the PRI. These manifolds feature lightweight carbon plenums and ...

Horse Sense:Trick Flow is lauded by 'Stang aficionados for revolutionizing the Twisted Wedge small-block Ford cylinder head and maker of proven heads/cam/EFI intake packages for the pushrod crowd ...

With intake manifolds made of polypropylene (PP), Röchling Automotive (Mannheim, Germany) says it has set new benchmarks in terms of cost, weight, and acoustics. These three criteria have been ...

If you think about it, there are things about your car that just don’t make sense. You’ve been told that more air is a good thing for power, that a cold air intake, more scoops, more vents, etc, are a ...

Velocity stacks may not be the absolute coolest thing you can put on your car, but... actually, you know what? They are the coolest thing you can put on your car. Here's what they do, how they work ...

Lingenfelter is putting its modifications for the C8 Chevrolet Corvette to the test and recently headed out to the track to make sure they’re perfect before an official release on November 9. While ...

Steve Morris knows his way around powerful engines. He’s built mills for Pro Mod racing as well as Drag-Week-winning turbo V-8s that have to survive punishing conditions. He’s developed his own engine ...