N54 Tune Comparison Chart (Detailed)
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02-19-2013, 12:07 AM
Drives: Porsche 951, 1992 Eagle Talon
Join Date: Apr 2012
Location: SF Bay Area
Originally Posted by
New member here as well, with a new-to-me CPO. Is there any tuner that is undetectable when removed?
Either one of the piggyback tunes, Proceed or JB4
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