Wagner Tuning RS4 Black charge cooler and air diverts ... Custom Performance Products sway bar bracing with uniballs. Audi RS4 B5 aluminum uprights. 034 Motorsport CNC milled aluminum bushings ...

Watch this Audi RS4 Avant B5 effortlessly tow another RS4 on a custom car trailer. The perfect combination of power, performance, and practicality. Don't miss this unique RS4 duo in action! 🚗 ...

Then, as a nod to fellow Audi nerds, he snapped on some B5 RS4 mirror caps ... of work to become a performance monster. A modest ECU tune wakes them up pretty darn well, and any minor accompanying ...

In this context a tighten-up is as good as a tune-up, and if you paid ... well-built but quite matronly looking Audi 80. The B5 shape still looks fresh today and the RS4 evolution still looks ...

An old-school legend meets modern power! Watch this insane 600HP Golf 1 GTI 16V Turbo go head-to-head with a monstrous 970HP ...

The stock Audi S4 Avant, from the B5 generation, used to be pretty fast back in the day, but this tuned example is much more powerful. How much? Well, it is powered by a 3.0-liter RS4 engine with ...

the 2001 B5 Audi RS4. As it’ll shortly turn 25, and therefore be ripe for import to the U.S., I figured it would be a good idea to take a spin in Audi UK’s immaculate heritage unit.

Well, we decided to have a look back to see how Audi's small performance wagon has ... a development and production partner. The first 'B5' RS4 was launched back in 1999, powered by a 2.7-litre ...

Then, in 1999 Audi Sport unveiled the B5-generation RS4 Avant. It offered 375 hp from a 2.7-liter biturbo six-cylinder engine developed with Cosworth. Two years later the RS4 Sport was launched ...

Just like its venerable predecessor, the Audi RS4 B5 Avant was built in limited numbers and only as a station wagon. For that era, the RS4 B5 was the bee’s knees on more than one level.

It’s a wonderful car class, and this year, one of its chief instigators is celebrating a significant milestone: the B5 Audi RS4 turns 25. So we thought we’d give you lot a quick history lesson.