Originally Posted by ayao
I was familiar with the carbon buildup issue when I was shopping RS4s but despite browsing this and other forums, I'm still a bit in the dark as far as how important this mod is (e.g. on a scale of 1 to 10) to N54 longevity? Would anyone consider this to be something along the lines of The Single Most Important Modification if one plans on keeping the car for a long time?
Definitely a great question. Also, how would this effect our warranty?
2012 Audi R8 V10, 6MT, Suzuka Gray, Larini Clubsport exhaust, GMG springs, Satin Black badges
2012 Audi A6 Prestige, Moonlight Blue
2009 Lexus ES350, Sparkling Graphite
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