SB Mazda 929 Power Mod

Power Mod - This simple, yet effective unit will help boost the power output of your engine, without

Power Mod - This simple, yet effective unit will help boost the power output of your engine, without sacrificing reliability or comfort. It consists of a small electronic resistance device that is inserted between your air sensor and the ECU. This is also know as a `piggy back` device as it is external to the main processing unit (the ECU). You will feel the gain instantly, no fooling around or expensive tuning necessary. This unit will work with all vehicles equipped with electronic fuel injec

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