Start by entering your order number or your member ID (BAMA) & your shipping zip code.

This will be the shipping Zip Code on the order for the tune/tuner.

Don't worry; If this is unknown, a tuning expert will contact you after submission.

Don't worry; If this is unknown, a tuning expert will contact you after submission.

Don't worry; If this is unknown, an expert will contact you after submission.

If you ordered the device from us, & this is the first tune for the device, select 'Yes.' Typically, the device is on the same order as the tune that you are requesting if this is true.

Refers to the aspiration of the engine; GT and V6 Mustangs with no turbo or supercharger are Naturally Aspirated. If you have a GT500 with the stock blower, that is Factory Forced Induction. If you have a 2005 GT with a turbo, that is Aftermarket Forced Induction. Turbo/blower modifications or upgrades beyond a slight change (i.e. small pulley upgrade) would be considered Aftermarket FI. If you have any questions, please give us a call.

2015 Mustang tunes require Strategy or PCM Part Number Only Go to http://www.americanmuscle.com/computercode.html for more information.

Select a fuel octane level for the first tune file.

Select a fuel octane level for the second tune file.

Select a fuel octane level for the third tune file.

Enter the Vehicle Identification Number.

The easiest way to tell is that you would have gauges above your radio instead of a third vent if you have the performance package.

This is the H-Pipe or X-Pipe (down-pipe for Ecoboost Models.

This will be the width, aspect ratio, and diameter (i.e. 255/35/17)