Underground Racing Creates First Twin-Turbocharged Lamborghini Aventador LP700-4

If you are into tuned Lamborghinis, then you have heard the name Underground Racing before. The Charlotte, North Carolina, based tuning firm has created some of the most insane and powerful Lamborghini models to date.

It's latest project is the first ever twin-turbocharged version of the new Lamborghini Aventador LP700-4.

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