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  1. 2008 M5 - Increased Emissions - 2AFB - Please Help

    E60 M5 and E61 M5 Touring Discussion
    Hello, Sorry for the long post. I have a 2008 M5 with 59,700 miles. The only thing I have done is install the Evolve AlphaN tune and BMC filters over a year ago. Recently, I tried to pass emissions testing but failed due to several systems being "not ready”. Therefore, I decided to flash back...