Welcome to Pocket's International UP-Pipe Replacement Web Page
Make sure you check out his main site he has a lot of DIY links for our truck. According to cleatus you won't here any leaks. You only leak under boost hence the high egts while towing etc. More and likely your going to leak from the upper y pipe connecting to your turbo. Take it from me don't waste your money and get the replacement seals get the international pipe. I will direct cleatus here so he can give his opinion.