TECH

7 Videos

CNET On Cars – Car Tech 101​: How tires work

Today, automobile tires are more than just a hollow rubber doughnut. Brian Cooley tells you about the various layers and materials that make up your tires.

Car Tech 101: Understanding engine configurations

V’s, inlines, W’s and more. Brian Cooley tells you how engines are arranged

CNET On Cars – Car Tech 101: Dual exhausts demystified

Brian Cooley visits Johnny Franklin’s Muffler in San Rafael, Calif., and shows you how a dual exhaust system works and whether you’d want or need one in your car.

Car Tech 101: Octane demystified

Brian Cooley tells you the secrets of octane: what it is, what it does, and what happens when you’re cheap.

Car Tech 101: Variable valve timing explained

Few innovations under the hood have become as ubiquitous as variable valve timing. Automakers brag about it all the time, but seldom explain it. So Brian Cooley’s here to do just that.

CNET On Cars – Car Tech 101: Shine a light on headlight technology

Brian Cooley reveals the technology of headlights, from where they’ve been to where they’re going.

CNET On Cars – Car Tech 101: Turbos vs. Superchargers

Learn the difference between two high tech trends to increase power with less fuel.