The badass chiptuning box must not be operated in road traffic or in the area of effect of the German Road Traffic Regulations The commissioning of the badass chiptuning box is not permitted within the scope of the German Road Traffic Regulations. Neither the manufacturer nor the seller assumes liability for damage to items and/or persons caused by the use of the product. The use of the badass chiptuning box is at your own risk and at your own risk. Use only on private premises.