According our source from Audi, it appears that the current versions of the S6 and RS6 will be the last models which will carry the V10 engines. For those who don’t know, the S6 comes with a 5.2-liter V10 engine capable to develop 435 hp while its bigger brother, the RS6, uses a 5.0-liter V10 engine capable to develop 580 hp. It appears that the new engine developed by Audi will be a V8 engine which will deliver around 550 hp and 700 Nm of torque. Same thing might happen with the next-generation of the Bmw M5, our source said!
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