private void FilterBTN_Click(object sender, EventArgs e)
{
_filterCars = new filterCars();
_filterCars.ShowDialog();
}
private void Car_Class(int start, int end)
{
_filterCars = new filterCars();
_filterCars.Car_price_in_filter(start, end);// посмотреть порядок вызова
_filterCars.ShowDialog();
}