The product is a set of 8 MSD RPM Module Chips with different RPM ratings including 3000, 5000, 5200, 5400, 5600, 5800, 7000, and 8000. These chips are designed for performance tuning of ignition systems in vehicles, specifically in the United States by the brand MSD. They are considered performance parts that are used to enhance the speed and power output of the engine by adjusting the ignition timing. These module chips are crucial components for auto enthusiasts looking to optimize their vehicles' performance and racing capabilities.
