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When it’s not concocting videos of synthetically added Lamborghini V-10 sounds to its M2 sports car, BMW is hard at work educating the public on the new M3 and M4 performance brothers.
In a recent video posted by BMW M on YouTube, we get to find out that the current M4 fitted with a manual is heavier than the previous M4 fitted with the dual-clutch transmission.
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