Laying out the relationships between the engine's exhaust and intake and how you can use them to your advantage There are specific functional relationships between an engine's exhaust and intake ...

The Positive Crankcase Ventilation (PCV) system rarely gets attention until something goes wrong, but mechanics are ...

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 ...

You've probably heard about the three "stages" of tuning, but what do they mean? And is there any standard definition for ...

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 ...

Having a V8 engine does not always guarantee big power. Some, like the early 350-horsepower LS1, are tuned for drivability and usable power delivery, not necessarily outright horsepower performance.

Does porting an intake manifold affect engine performance? Find out how modifying airflow with a die grinder unlocks hidden ...

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 ...