Suitable for a variety of trucks and performance vehicles, this RPM module kit is a valuable addition to your vehicle's tuning setup. Its non-restricted air design allows for unrestricted airflow, supporting maximum engine output during operation.
MSD Ignition 87441, RPM Module Chip Kit 4100-4900 RPM 200 RPM Increments Odd
MSD Ignition 87441 RPM Module Kit for 4100-4900 RPM Range
MSD Ignition 87441 RPM Module Kit
MSD Ignition 8748, RPM Module Chip Kit 8000-8800 RPM 200 RPM Increments Even
MSD Ignition 87431 RPM Module Chip 3100-3900 RPM, 200 RPM Increments
