LOUDEST RS6 Ever?! – Audi RS6 C7 with Fi Exhaust System

In this video you can hear an Audi RS6 C7 fitted with Frequency Intelligent Fi exhaust including catback valvetronic muffler and ultra high flow catless downpipe! This is hands down the loudest RS6 C7 I have ever heard! Follow me also on: - Facebook: - Google+: - Instagram - Twitter: - 2nd Car Channel:
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