There is no active $400 promotion right now, the best you can do is [acf field="bonus_amount" post_id="14129"] for a Capital One 360 Performance Savings Account (offer expires [acf field="open_by_date" post_id="14129"]) or [acf field="bonus_amount" post_id="14204"] for a Capital One 360 Checking Account (offer expires [acf field="open_by_date" post_id="14204"]).