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Mazda Auxiliary Fuel System Tune (6th Port or Port Injection)
This purchase is for vehicles with supplemental fueling using additional injectors with an external controller.
Auxiliary fueling systems use a secondary controller that requires programming as well as adjusting the factory ecu to accommodate for the additional fuel.
Base map files/Revisions are typically sent out within 1-3 days after the Tuning Request Form/Purchase is received