According to Autocar, there's an RS version of the A7 Sportback
Audi Planning 580 HP RS7 Sportback
2010 Audi R8 5.2 V10 Proves Ten Sounds Better Than Eight
Audi gave the R8 two more cylinders. After hearing this video of the sonorous engine note, and seeing the new gallery below, we're thinking buyers of inferior 4.2-liter models'll be clamoring to trade them in.
Audi R8 5.2 FSI Makes Live Detroit Debut
Audi just took the wraps off the 517 HP R8 V10. The Audi R8 5.2 FSI
