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 ...
Designed and constructed by SEM from A365-T6 aluminum and heat-treated Plenum features 2.75L of internal volume for increased flow capacity to supply enough volume for higher rev limits Shallow ...
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 ...
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