MSD Electronic EMI Noise Filter - Red - Universal Serpentine Belt Crankshaft Pulley 200 mA (Max)Auto Meter Gauges

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MSD Electronic EMI Noise Filter - Red - Universal Serpentine Belt Crankshaft Pulley 200 mA (Max)Auto Meter GaugesMSD Electronic EMI Noise Filter Red Universal 8830MSD If you experience radio noise after installing the MSD Ignition, you may need to install an MSD Noise Filter. Electro Magnetic Interference (EMI) is occasionally generated from the MSD power cables and can be easily eliminated by installing the Noise Filter on the heavy power supply wires coming from the MSD. When the MSD draws current, it will draw through the Noise Filter instead of directly from