Unleashing a monster.
The Audi Quattro S1 that competed in Group B needs no introduction. It’s raging inline-five cylinder engine and spooling turbocharger is all you need to hear.
So, instead of writing about how fantastic the Audi Quattro S1 was as it dominated Group B and made its mark in the recordbooks, we’re just going to shut up and let you enjoy this 800 bhp monster as it slices and dices this road rally circuit.
Source: WRCRacingFan YouTube