The MSD Ignition 87491 Module Kit is a high-performance part designed to enhance the electrical components of vehicles.
MSD Ignition RPM Module Kit 6100-6900 RPM for Performance Tuning
MSD Ignition RPM Module Kit 5100-5900 RPM Odd Series 87451
MSD Ignition RPM Module Chip 4100-4900 RPM Automotive Performance
MSD Ignition RPM Module Kit 87431 for 3100-3900 RPM Range
MSD Ignition RPM Module Kit 5100-5900 RPM for Automotive Performance
MSD Ignition RPM Module Chip 8000-8800 RPM, 200 RPM Increments, Kit
