Rob any suggestions on getting the advertised performance out of a new 370ss. 371cfm at 16" and the heat exchanger water box runs low. This was in stock and sold to perform like a peak gtx.two weeks in I am told to bad unless I want to pay to uninstall the unit, pay the difference to upgrade to a570ss, pay reinstall .10k difference. Thanks for you insight and helping eachother. respectful, and humiliating regards, JC