Why performance air intakes might be a great, low-cost investment if you’re looking for more power. Why are aftermarket air intake systems so popular? A related question might be, why replace the ...

At one time the most obvious component on many "hopped up" cars and trucks was a hood scoop. The reasons given for using them included the ram air effect, a cooler air source, or they just looked ...

Cold Air Intakes (CAIs) are among the most popular modifications enthusiasts make to their cars. Of course, like anything popular, there’s a fair bit of discourse surrounding them. Claims range from ...

Cold Air Intakes (CAIs) are among the most popular modifications enthusiasts make to their cars. Of course, like anything popular, there’s a fair bit of discourse surrounding them. Claims range from ...

Positive Crankcase Ventilation—three dirty words, but do they really need to be perceived that way? In general, the PCV system has two main functions: vapor relief and liquid separation. PCV systems ...

GMC is offering a new engine breathing upgrade for the 2025 GMC Sierra 1500, opening up the 6.2L V8 with a Performance Air Intake System. The new factory-installed performance option is tagged with ...

At such speeds, the air compresses itself as it hits the air intake and the engine acts like a large duct, which allows the turbogenerator to shift to running other systems instead of propulsion.

In this study, the effect of intake manifold geometry on cylinder-to-cylinder variation was investigated considering the volumetric efficiency, early tumble development, turbulent kinetic energy, and ...

Anyone looking to add a few more ponies under the hood of their 2025 Chevy Silverado 1500 can now opt for a new factory-installed Performance Air Intake System. Tagged with RPO code K53, the new ...