My only experince with Cobb was for my 04 STI and I am new to tuning the E82, so I went with the JB4 in the last 2 days I have been driving it after the install I am impressed maybe because the E82 is a much more well designed vehicle than the 04 STI.
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2013 BMW X1 * 1973 Clubman GT * 2016 Mazda MX5 * 2000 Honda S2000
2004 BMW 325i Touring * 2009 BMW X5 3.0xdrive
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