Porsche 911 Fuel / Oil Gauge 91164120203 Box00 on 2040-parts.com

Car making mysterious noises? There's an app for that

You may pride yourself on your ability to diagnose a developing engine problem by sound alone, and then replicate said mystery sound, Click-and-Clack-style, to amuse/annoy your friends and coworkers. ClingClanger is a new phone app that's designed for the rest of the world -- those who can't identify piston slap by sound and are startled by the clicking caused by a dying battery. The natural impulse is to simply crank up the radio and hope the noise/problem goes away.

Subaru recalls 2011 Legacy, Outback models for moonroof fix

Subaru is recalling 69,590 copies of the 2011 Legacy and Outback because of a problem with the moonroof. The glass has been known to loosen and detach from the roof while driving, according to the National Highway Traffic Safety Administration. NHTSA says that the adhesive between the glass and the retainer was inadequately applied.

2013 Audi R8 Facelift arrives (+video)

Audi has given the R8 a facelift for 2013 with cosmetic tweaks, a new 7-speed S tronic dual clutch and the Audi R8 V10 Plus. Audi’s answer to the Porsche 911 has been with us for six years and has grown to a complete range of supercars with four rings, including V8 and V10 versions as Spyder or Coupe and an R8 GT. But now its time for a complete refresh with the arrival of the 2013 Audi R8 Facelift.