At least two different bus models were used during the first crash scene. Both are "VÖV" standard buses, once created to standardize the German buses, but one is a Mercedes-Benz, while the other one is a MAN.
When it is destroyed, Semir's BMW 3-Series E46 changes into an older E36 model.
When the gangsters spray something into the police van's radiator to destroy the engine, their Chevrolet Tahoe becomes a Volkswagen Multivan in a brief scene.