it will cost you
From Longman Dictionary of Contemporary Englishit will cost youit will cost youspokenEXPENSIVE used to say that something will be expensive Tickets are available, but they’ll cost you! → costExamples from the Corpusit will cost you• The more successful we are at extending longevity, the more it will cost us.• If you give credit two things will happen: it will cost you money and give you problems.