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2010 Mercury Grand Marquis Performance Chips & Programmers

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Latest Customer Reviews

Hypertech Max Energy Programmer Reviews


2010 grand marquis

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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DiabloSport inTune i2 Tuner Reviews


So far so good.

Reviewed By Bruce K (LYNDON STATION, WI) Reviewed for a 2013 Chevy Silverado —5/22/2017 8:28 PM

I just dropped the 87 Octane tune with firm shifts and turned off AFM. The truck shifts smoother and it seems to have helped a lot with the driveline clunk when getting back on the gas after slowing down. A custom tune is in the future.

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Excellent product

Reviewed By eileen p (WESTBURY, NY) Reviewed for a 2013 Dodge Challenger —5/19/2017 6:49 AM

I got what I needed, price was right, delivery was fast.

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