MSD 87331 2-Step Launch Control (LT for Gen. V LT)

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Easily set a launch rpm for consistent hole shots Connects to the factory coils for easy installation The best way to achieve consistent launches Easily plugs into factory coil con nectors Made from high-quality materials for ultimate durability This 2-Step connects right to your GM late model vehicle to produce consistent launches and quicker 60-foot times by setting an rpm limit for staging. If you're looking to launch your Gen V, Direct Injected GM vehicle off the line on a 2-Step rev limiter, MSD part number 87331 is the answer. When activated, the 2-Step will hold your engine at a constant RPM. This can be achieved by way of a clutch switch or push button. As soon as your activation switch or button is released, full ignition is restored and you're off to the races. The rpm is adjusted with two built-in rotary dials ranging from 1,800-9,900 rpm in 100 rpm increments. A handy LED shows when the launch rev limit is active. Show more