These programmable Pro Mag controllers combine MSD's race-proven Pro-Data+ programming technology with the incredible power of the Pro Mag. The easy-to-use, Windows-based software makes plotting an ignition curve or altering the timing of individual cylinders simple. The result is accurate and consistent control over your Pro Mag's timing in ways never before possible! Call Speed City for all of your after market performance parts and services 440-975-1969.
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