Bulgarian tuner Prospeed has built a replica of Audi's fabled S1 World Rally Championship mauler ... Helping in its bid for authenticity is genuine Group B horsepower: 800 ponies, to be exact.

My knuckles wrap white around the roll cage as the car slews violently sideways then slingshots onto the main straight. A ...

The seven-time motorcycle premier-class race winner is set to pilot a Group B Audi Quattro S1 at the 22nd edition of the four ...

Respected Audi tuner MTM has conceptualised just such a car in the form of the MTM A1 quattro Group B. The iconic colour scheme of the firm’s renders is something of a giveaway as to its ...

The broken, lumpen B-roads around evo’s Northamptonshire and Bedfordshire homes have exposed many an oversprung performance car over the years, but the S1 absorbs the endless bumps sweetly and ...

Like other hi-tech models of the Eighties, it was a by-product of the need to homologate a competition car for Group B ... Quattro. It wasn’t until the stunning R8 arrived in 2007 that Audi ...

That's when the legendary Walter Röhrl drove the 600-horsepower Audi Sport Quattro S1 up the mountain in a blistering 10:48. Sure, others have done it quicker since, but they've done it on ...