GM High Tech Performance Magazine's L99 Tune - +81 ft lbs at 3500 rpms!
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08-30-2009, 05:19 PM
Drives: 02 Silverado, 09 Vue, 10 1SS
Join Date: Aug 2008
Location: Tired of apologizing when we should be kickin' butt!
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GM could make some $$$ offering a high performance tune....
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