MSD RPM Module - 8600 RPM - Each ASY11553

MSD Ignition ASY11549, One RPM Module Chip 8200 RPM Performance

MSD Ignition ASY11535, One RPM Module Chip 6400 RPM Performance

MSD Ignition ASY11541, One RPM Module Chip 7200 RPM Performance

MSD Ignition ASY11537, One RPM Module Chip 6600 RPM Performance

MSD Ignition ASY17893, One RPM Module Chip 6500 RPM Performance

MSD Ignition ASY17892, One RPM Module Chip 6300 RPM Performance

MSD Ignition ASY11555, One RPM Module Chip 8800 RPM Performance