New Shipping Info: Freight for one filter to the US/Canada will be $14.00 after July 1. We can organise group buys. The price of the filter will not change but we offer big freight discounts. The freight from July 1st for all US/Canada orders will be as follows. The freight charges are based off order value in AU$. $AU 0-65: USA/CAN $14.00 $AU 66-100: USA/CAN $22.00 $AU 101-200: USA/CAN $30.00 $AU 201-300: USA/CAN $40.00 $AU 301-400: USA/CAN $60.00 $AU 401-500: USA/CAN $80.00 If any San Diego Tiger owners want to do a group order PM me and I'll set one up.