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2008 Mercury Grand Marquis Performance Chips & Programmers

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Reviewed By john f (Stratford, CT) Reviewed for a 2010 Mercury Grand Marquis —12/14/2013 6:34 AM

Did download without any additional changes yet. Performance has increased. Also sounds better. Very easy to do.

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Reviewed By David T (Southgate, MI) Reviewed for a 2015 Ford F-150 —9/18/2016 8:13 PM

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I love it!

Reviewed By Doug D (MILAN, MI) Reviewed for a 2012 Dodge Challenger —9/14/2016 1:26 AM

Great tuner for a quick canned tune hp boost. I also love the data monitoring, logging, and code reading functions. All around great product, and as everyone says, "it is the best bang for your buck."

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