Posted on August 11, 2016 May 29, 2018 by FiTech EFI Does your product correct for altitude? Yes, we have barro correction built in! Post navigationPrevious post: Do I need to tune my engine with the Handheld controller or are the factory settings good enough for my car?Next post: Does your system have the same type of cold start/ warm up qualities of new cars? i.e. start, stay running, higher idle , then come down to idle rpm in cold weather that we expect?