CHICKEN
http://www.hoppenmotorsport.com/a6-02exh.htm
http://www.goapr.com/Audi/products/apr_exhaust_a627.html
http://www.stratmosphere.com/milltek_a6_catback.htm
http://www.lltek.com/exhaust_A6_4B.htm
Does anyone have any of these setups, without the chip. I was wondering how much HP & LB-FT I'll gain with just these upgrades. Does the $ to HP ratio even make sense.
Any of the mods you discuss could create the very same dealer issues. They are very touchy about mods these days.
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