Porting an intake manifold is a simple and underrated mod that directly improves engine airflow and power, and it's ...

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 ...

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 ...

The engine bay of an Audi C8 RS6 showcases a prototype Eventuri intake system designed to improve airflow and turbocharged ...

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 ...

One of the first things many people do when they want to improve their vehicle's performance is look for bolt-on modifications. These items bolt onto the vehicle, making them easy to remove if you ...

Incomplete gasoline combustion can lead to your car running rough, and in the worst cases, can seriously damage engine ...