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Copper Plus spark plug from Champion has a copper core center electrode that allows for accurate control of heat range, optimizing performance and longevity of the spark plug. The spark plug also have a patented Ultraseal™ coated shell for rust prevention.
- Patented SAC-9 semi-conductor resistor for maximum EMI and RFI suppression
- Coated shell for rust prevention
Fits 2017-Up Harley Milwaukee-Eight, 2015-Up XG500/750 Street models.