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Nowack BMW X5 M and X6 M with 715hp
Via Autoblog.nl we came across a new tuner, called Nowack Motors. The Germans first package has been created for the BMW X5 M and X6 M. The N700 package includes several new parts and an ECU upgrade.
As a basis both M-models use a 4.4 liter twin-turbo V8 engines producing 555bhp. Nowack Motors increases the performance [...]
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