Circuit Paul Armagnac probably isn’t a name which is familiar with you. It’s not even a particularly famous race track, if I’m honest. But the city where that track is located will be suddenly make sense in the context of this post – Nogaro, France. It was the name of that small city in Southwestern France that was made famous when it replaced the moniker “RS Blue” in Audi’s go-faster lineup. The result was a color synonymous with speed, though few fans of the shade know the origination of the name. Blue was, of course, the racing color of France, so in a departure from the typical country-color orientation, Audi popped the obscure name onto its purpley-blue missiles starting with the B5.
That the tone had previously been assigned only to Audi’s skunkwork quattro GmbH (recently renamed Audi Sport) S6 Plus and RS2 was an indication of the sporting potential of the new S4. Power came from not one, but two KKK turbochargers feeding a 250 horsepower 2.7 liter V6. That power was delivered via a 6-speed manual transmission through all four wheels utilizing a center Torsen differential and rear electronic locking unit. Though the new S4 was neither the first fast Audi nor the first to wear the “S4” badge, it was a departure in that it was the company’s first attempt to really take on the M3 head-to-head. It was comfortable, quiet, and quick in all conditions, and while it may not have been a huge threat to BMWs on the track, in the real world the S4 was arguably a superior car: