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Is this the wildest Audi race sound?

The 1989 Audi 90 Quattro IMSA GTO unleashes its legendary 2.2 liter turbocharged five cylinder engine, delivering raw race ...
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Audi 90 IMSA GTO – Turbocharged 5-Cylinder Sound at Goodwood

The Audi 90 IMSA GTO delivers its legendary five-cylinder turbo sound with unmatched intensity. At Goodwood Festival of Speed, this machine highlights pure motorsport engineering. Its raw performance ...