The Under the Hood Channel explores the systems that make your car function correctly. Learn about car parts and systems and how to do routine maintenance.
In a truck pull competition, excessive clouds of diesel smoke are a byproduct of the truck's functionality. But coal rollers have taken this idea from the county fair to the public roads -- all in the name of making people angry.
Nissan, along with nanotechnology firm Nano Labs, has created an automotive paint that repels water and oil. Will it be an option on your next new car?
Nissan's Smart Rearview Mirror is the world's first LCD monitor that helps you see more clearly what is behind your vehicle when you're driving down the road.
Audi's Project Traffic Light Online uses the Audi connect Online system to read the signals from a city's central traffic computer. Will this be the end of waiting at tedious traffic lights?
What if you could get snow tires mounted that offered good traction for most wintery days and, when the sleet hit the fan, could offer studded traction on the fly?
Google isn't content with simply syncing smartphones anymore -- the company wants to get its technology much deeper into the car. Will the Open Automotive Alliance be successful?
This robot may be a one-trick pony; but what it does, it does so well. It fills your fuel tank faster and better than you ever could, puny human.
Everyone wants a loaded car, but it's expensive to get all the options. You have to pay extra, sometimes a lot extra -- like buying-a-whole-Bentley extra -- to get the coolest of the cool bits.
Whether you're an all-around gearhead or you’re usually indifferent to cars, you're likely to find something on this list to spark your interest. These autos bring new (and awesome) features to the table for 2014.
Motor mounts normally hold your car's engine firmly in place. But worn-out mounts allow a running engine to shift and bounce in all kinds of unpredictable, power-sapping ways.
There are plenty of great reasons to design a car with its engine in the front; however, the same can be said for placing the engine behind the driver. Does engine placement really matter?
Modern car and truck engines are typically efficient and powerful at the same time. But is there a relatively simple way to free-up some additional horsepower through the exhaust?
A cold air intake is one of those rare modifications that works pretty well on its own. But how much horsepower can you really expect to gain?
Replacing your car's stock muffler with a performance muffler is a good idea -- that is, if it's a rusted-out mess and you need to replace it anyway. But will this mod actually increase horsepower?
If you're serious about increasing your car's horsepower -- and you have deep pockets -- your options are almost unlimited. But what can you do if you're on a tight budget?
Have the horses under your hood turned into mere ponies? If so, you and your four-banger may have a power problem on your hands. Here's how you can tell.
A supercharger is a considerable investment; however, it's also one of the best ways to improve the fun factor of driving your car or truck. How much additional horsepower should you expect?
It seems like clearing out the exhaust as fast as possible would give you a bit of an edge over the competition. But does a dual exhaust system really improve your car's performance?
If you've ever watched a real pro in action, paintless dent removal appears deceptively simple. But is it really as easy as it looks?
There are so many dangerous, irresponsible and downright ridiculous things you can do to a car while "fixing" it that it was difficult to narrow this list down to just 10 examples.
How would you like to save $300 to $400 million on your annual fuel bill? The U.S. Navy is ready -- and they'll do it with rotating detonation engines.
Modern cars and trucks can keep track of their own health. The problem often comes when they try to communicate their information to the driver. How does your car talk to you?
A sun visor's primary role in any car is pretty straightforward, right? But as far as automotive designers and aftermarket electronics manufacturers are concerned, anything can be improved.
She talks, she jokes, she knows where all the best restaurants are, and she's even handy with a map. Now Siri may be coming to your car.
Most auto manufacturers want to make it clear that they're not trying to take driving away from the driver. But research shows that we could use a little help in the braking department.
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