Quote:
Originally Posted by XRQTOR
So your saying that your new setup is equivilent to the Hamann 670 kit.
Was you car dyno tuned or just a generic tune shipped over
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Hamman outsources it's software and is generic
ESS custom develops tunes in house and specifically developed the cat less header tune.
http://www.esstuning.com/categories/...52dSeries/X6M/
Hammann is just tune and exhaust also