At purchase of spare parts, having saved, you can lose in safety. At purchase look, that details were factory or had the certificate of quality to Ava (the General permission to vehicle operation). The majority of cheap products does not correspond to norms on quality and reduces safety of your car. For example, installation of a cheap brake disk which works with a disbalance, in the subsequent will lead to more expensive repair.

In case of the first failure at detection by the expert of not resolved details established on your car, your insurer can shift the requirement about damage compensation on you.