<ul data-eligibleForWebStory="false"><li>A new Audi RS6 Avant prototype has been spotted testing on the road in Spain, hinting at an upcoming release following the debut of the latest A6 and S6 models.</li><li>The prototype features heavy camouflage, but similarities in design cues with the A6 suggest a possible plug-in powertrain with hybrid capabilities.</li><li>Rumors speculate that the new RS6 Avant could shift from a twin-turbo V-8 to a smaller V-6 PHEV or retain the V-8 engine with added hybrid technology, potentially reaching 730 horsepower.</li><li>The upcoming RS6 Avant is expected to exceed the current model's 621 horsepower and may be offered in both gas and electric versions, based on the Volkswagen Group's Premium Platform Electric (PPE). Production is anticipated next year.</li></ul>

What Engine Is This Audi RS6 Avant Prototype Hiding?

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