tsp mail order tune or dyno tune.
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Teching In
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Join Date: Feb 2006
Location: akron,oh
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tsp mail order tune or dyno tune.
I was just wondering which one would be better a tsp mail order tune or a dyno tune for my car. Right now I have a 2001 SS a4 with slp lid, flowmaster cat-back, pacesetter headers with catted y, and an open cut-out.