Rare modification footage of BMW 4 Series, curated from across the internet. We're actively searching for footage — check back soon.
Modification content documents the culture of making cars faster, louder, more beautiful, or more capable than the factory intended. From bolt-on upgrades and ECU tunes to full engine swaps and widebody conversions, these clips capture the creativity and technical skill of the aftermarket community. The best modification content shows not just the finished result but the process — the problem-solving, the fabrication, and the inevitable setbacks that come with pushing beyond factory specifications.
The BMW 4 Series is a range of compact executive cars manufactured by BMW since 2013. The 4 Series was created when BMW spun off the 2-door models (coupé and convertible) of the 3 Series into a separate series. The 4 Series is currently in its second generation. The original 4 Series concept car was unveiled in January 2013 at the North American International Auto Show in Detroit, Michigan. Both g...
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