Hot Hardware published a review on the NVIDIA SHIELD Tablet Powered In-Car Infotainment System DIY Project Guide A quote from the article:

I've had my share of blunders when it comes to car audio modifications, including rigging a Logitech Z-560 subwoofer and a touchscreen PC powered by a Via EPIA motherboard in my first car, but that was half a lifetime ago and I?ve grown wiser through the years -- or at least I like to think so.

Join me on my latest journey to embrace my inner-geek and upgrade an old car with new technology using a trio of NVIDIA SHIELD Tablets and some new Clarion audio gear...

 NVIDIA SHIELD Tablet Powered In-Car Infotainment System DIY Project Guide @ HotHardware