Audi SQ5 and S5 Sportback Join Aston DB11 in Nurburgring Exhaust Competition

For most people, spring is a time to take a stroll in the park and listen to the birds chirping. However, for those who like to sit on the sidelines of the Nurburgring, it’s the time to check out what’s new. Today, we’ve discovered a video where the Aston Martin DB11 joins two new performance Audis. We aren’t 100% sure what these things are, but that’s what makes this video fun to watch. First of all, the &quo…