The Audi A1 quattro snow testing in Canada Audi is developing a quattro system for the Audi A1. Expect an Audi A1 quattro later this year and a quattro Audi S1 in 2012. It did seem a strange omission by Audi not to have a quattro drivetrain for the ‘Only Premium Brand in its Sector’ Audi A1. And it was that lack of a quattro system for the A1 which apparently stopped the car that ended up being the Audi A1 1.4 TFSI from being launched as the Audi S1 at Paris last year. All of which has no doubt spurred Audi on to see development of a quattro platform for the A1. That and the embarrassment of having to backtrack on plans for a FWD S1. Which...