View Full Version : 99 obs tune
03-11-2012, 05:27 PM
What tune are y'all going with on these trucks?
03-11-2012, 07:13 PM
I had a custom PCM tune done by Justin at Black Bear Performance.
03-11-2012, 09:06 PM
How much did the tune run you if you don't mind me asking? And what all can he tune?
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