WHAT'S INSIDE: UNDER THE HOOD

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.
  • Aftermarket Accessories & Customization
  • Auto Manufacturing
  • Car Part Longevity
  • Car Trends & Innovations
  • Cost of Car Ownership
  • Diagnosing Car Problems
  • Engines
  • Exhaust & Emissions
  • Motorcycle Parts & Accessories
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FEATURED: UNDER THE HOOD

Be Your Own Mechanic

Race car tires don't use regular air. Find out what race car teams are using in their tires instead of air.

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How to Choose the Right Oil for Your Car or Truck

Despite a bewildering array of oils on the market -- with various additive packages and performance standards -- finding the right oil for your car is relatively easy. But finding the best oil out of the array is a little more difficult.

How Car Cooling Systems Work

A car engine produces so much heat that there is an entire system in your car designed to cool the engine down to its ideal temperature and keep it there. But cooling systems serve other purposes too.

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