ABT Tunes the Audi RS6 to 789 Horsepower

ABT is celebrating 125 years of making upgrades for people who just can’t accept their cars in stock form. The company has announced a modified version of the already potent Audi RS6, dubbed The Johann. It will produce 64 units of the fast Audi, each of them rocking a modified turbo V8 under the hood.
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