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BMW Alpina may be gearing up to put its signature on a model it has never touched in more than half a century of tuning Bavarian machinery. A trademark filing for the “XB6” designation, lodged with the World Intellectual Property Organisation in March, points strongly towards an Alpina-tuned version of the BMW X6, a coupe-style SUV that has sat outside the brand’s portfolio since the nameplate first appeared. With Alpina now fully integrated under the BMW factory umbrella, the filing carries more weight than a speculative placeholder and suggests the storied tuner is ready to steer into fresh lanes.
The XB6 name follows Alpina’s long-established naming logic for its SUV line-up. The “B” denotes Benzin, the German word for petrol, distinguishing it from diesel variants that carry a “D” in their badge. Alpina has previously applied its craft to BMW’s other coupe-profiled SUV, the X4, producing the diesel-powered XD4 for markets outside the US. That model was deliberately positioned as a refined, torque-rich grand tourer rather than a track weapon, sidestepping any overlap with BMW’s own X4 M. An XB6 would likely follow a similar philosophy, offering effortless high-speed cruising and a lavishly appointed cabin for buyers who want performance wrapped in discretion rather than an aggressive motorsport persona.
Although a trademark registration is no guarantee that a production model will follow, the landscape has shifted significantly now that Alpina operates within BMW’s product strategy. The integration allows BMW M to push further towards extreme, circuit-focused performance in direct competition with Mercedes-AMG, while Alpina occupies the complementary ground of refined grand touring. An XB6 would slot neatly into that framework, giving the X6 range a luxurious flagship variant that prioritises comfort, long-distance composure and understated pace over lap times and launch control theatrics.
Alpina’s recently unveiled XB7 Manufaktur, the final model developed independently and based on the BMW X7, offers the clearest window into what an XB6 might look like under the bonnet. Given the close mechanical kinship between the X7 and the X6, the XB6 could well house a twin-turbocharged 4.4-litre V8 producing around 631 horsepower and 590 pound-feet of torque, paired with the plush leather-heavy interior and meticulous ride tuning that have become Alpina hallmarks. The next-generation BMW X5 is expected to break cover later this year, with its X6 sibling likely to follow shortly after, meaning any Alpina variant would arrive once both standard models have bedded into the range.
Whether the XB6 ultimately rolls off the production line or remains a protective trademark on paper, the filing alone marks a telling shift in ambition. Alpina’s integration into BMW has unlocked doors that were previously closed, and an X6 wearing the iconic blue and green crest on its bonnet badge would represent the boldest expansion of the Alpina stable in years. For enthusiasts who have long wanted the effortless refinement of an Alpina wrapped in the X6’s muscular coupe silhouette, the prospect of this machine finally reaching the tarmac is one worth keeping a close eye on.
