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Sam's Club, surprising, is offering several electric car promotions. See what it takes to get an electric car at Sam's Club.

Check out these hot rod pictures from howstuffworks.

Idle-stop systems alleviate the fuel economy problems of sitting in traffic. Learn how idle-stop systems work and how common they are on new cars.

Hybrid battery cost depends on the model plus several other factors. Find out how much it costs to replace a hybrid battery pack.

The first hybrid car was built much earlier than you might expect. Read up on the history of the first hybrid car models in this article.

The Honda CR-Z integrates hybrid technology with sleek design and more horsepower. Read about the development and specs of the Honda CR-Z.

See pictures of custom cars.

Car assembling can be done on your own, but there are many factors to consider for such a big project. Learn about car assembling from the pros.

The Fisker Karma is a luxury plug-in hybrid car. Get history, details and specs on the Fisker Karma in this article.

How do you know when you should be driving with your windows down? Read this article to find out when you should be driving with your windows down.