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      04-01-2013, 04:37 PM   #4
tom @ eas
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Originally Posted by Tim B. View Post
Yes, Tom, i'm specifically talking about an ESS kit. In other words, how would the installer get the software/tune to begin with, without me having it on my laptop and bringing it to the shop? Sorry if this sounds like a newb question, but just trying to make the installation process go as smooth as possible
Files can be emailed by ESS or the end user to the installer, they are small (~5mb unzipped). We have a FAQ here that will give a rundown on how to use the E_Flash loader and flash your M3:

FAQ: ESS E-Flash ECU Performance Software Tune

Just don't forget to bring your E-Flash cable!