Determining whether your car needs clay bar detailing isn't as straightforward ... When a clay bar isn't being used, store it at room temperature. How long will it take me to detail my entire ...

Get the latest car news, reviews, and features.

With major advancements in 3D imaging and virtual-reality technology, why are automakers still investing so much money in giant hunks of clay to design their cars? James Gillies: Well, typically ...