The DC UNIVERSE INFINITE Ultra tier is available in the US for $119.99 USD, $119.99 CAN in Canada, $134.99 AUD in Australia, $134.99 NZD in New Zealand and £72.99 BPS in the U.K., plus applicable taxes.
Current DCUI subscribers can upgrade their monthly and annual subscriptions to Ultra. Members who remain on their current monthly or annual subscription will continue to receive new comics six months after they are available at comic shops.
For more on how to upgrade to the Ultra tier, please read here.