Windshield Washer Concentrate (16 oz. Bottle) by Genuine BMW. Exclusively formulated for BMW, this Windshield Washer Concentrate provides a streak-less cleaning of your windshield. Recommended Dilution: 8 fl oz concentrate to 12 fl oz of water has a freezing point of -25 degrees F 8 fl oz concentrate to 19.25 fl oz of water has a freezing point of -7 degrees F 8 fl oz concentrate to 21 fl oz of water has a freezing point of -4 degrees F 8 fl oz concentrate to 25.5 fl oz of water has a freezing point of 2 degrees F 8 fl oz concentrate to 36 fl oz of water has a freezing point of 11 degrees F 4 fl oz concentrate to 28.5 fl oz of water has a freezing point of 20 degrees F 4 fl oz concentrate to 37 fl oz of water has a freezing point of 23 degrees F 4 fl oz concentrate to 60 fl oz of water has a freezing point of 26 degrees F 2 fl oz concentrate to 160 fl oz of water has a freezing point of 33 degrees F
