There is awesomeness to the prefix “twin-turbo.” It could be a Briggs ... the addictive frenetic nature of the old S4. For the next generation, Audi is returning the S4 to its roots as ...

Before Audi released the A3 ... and one talented mad mechanic has seen fit to take an A4 and S4 and equip them with a twin-turbo V8 and naturally-aspirated V10, respectively.

The twin-turbo engine is a variation of the 354-hp V-6 launched in the 2017 Audi S4. It will be mated to the same seven-speed dual-clutch automatic that is fitted in the R8 V10, with its naturally ...

This 2014 Audi S4 on the other hand is going to surprise ... mild appearance and one that in no way clues you in to its twin turbo V-8 swap. The paintwork that you're seeing is a factory Audi ...

Previously Audi moved the S4 from twin-turbo V-6 to a 4.2L V-8 boasting 340 hp in a bid for more output, but it looks as though worries about gas mileage and CO2 emissions are finally causing the ...

Absolutely. That B5 Audi S4 ran a 2.7-liter twin-turbo V6, an engine that's not particularly hard to find tuned up to a thousand horsepower. This is what, for better or for worse, the Audi R8 has ...

Now Audi has launched a new S4 based on the latest-generation A4 ... Fitted with a BorgWarner twin-scroll turbocharger, the new mill makes 354 horsepower at 6400 rpm and produces 369 lb-ft ...

To Audi's talented cadre of engineers ... aluminum/silicon-block engine weighs no more than the 250-bhp twin-turbo V-6 it replaces. Of course, the new S4 comes standard with the Quattro all ...

The 2010 Audi S4 drops the 4.2-liter V8 for a 3.0 supercharged ... People like to say that the 335i's twin-turbo inline six gives the M3 a run for its money with 300 HP and 300 Lb-Ft of torque ...

Pitting a two-decades-old Audi S4 against a Ford F-150 may look like a mismatch, but it's a different ball game on paper (at least for this race). After a trip to Australia for some of the hottest ...

like this Audi S4 from aftermarket shop JXB Performance. As seen on its Facebook page, the company’s self-proclaimed “biggest project yet” has a 4.0-liter, twin-turbo V8 from a 2017 Audi S7 ...

The second S4 model debuted in 2004. It was the first time Audi offered both sedan and wagon body styles of the S4 for sale in the United States. The twin-turbo V-6 engine had been replaced by a ...