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To unlock its potential, Audi Sport went radical – so radical that it created one of the most unique, terrifying and beloved competition vehicles ever seen: the Sport quattro S1 E2. No one ...

I’m riding shotgun in an Audi Sport Quattro S1, the car that dominated Group B ... front spoiler and towering rear wing, this E2 version has the visual decorum of a clenched fist – and brutal ...

Rumors have been swirling that Audi will unveil the next-generation ... their own from the German automaker. Images of the S1 Sportback Quattro have leaked out today, giving us our first taste ...

Performance is very strong, but idoesn't come at the expense of traction, since the S1 uses Quattro all-wheel drive, like all of Audi's S models. The impressive performance doesn't come at the ...