Any threat, expressed or implied, made directly or indirectly to any dealer by any manufacturer, or by any person who is engaged in the business of financing the purchase or sale of motor vehicles or other specific commodities and is affiliated with or controlled by any manufacturer, that such manufacturer will cease to sell, or will terminate or refuse to enter into a contract to sell motor vehicles or such other specific commodities to such dealer unless such dealer finances the purchase or sale of any such motor vehicle or vehicles or such other specific commodities only with or through a designated person, shall be presumed to be made at the direction of and with the authority of such manufacturer and shall be prima facie evidence of the fact that such manufacturer has sold or intends to sell such motor vehicle or vehicles or other specific commodities on the condition or under the agreement prohibited in K.S.A. 8-603.
K.S.A. 8-604