Copper Plus spark plug has a copper core center electrode that allows for accurate control of heat range, optimizing performance, and longevity of the spark plug
Patented SAC-9 semi-conductor resistor for maximum EMI and RFI suppression
Patented Ultraseal coated shell for rust prevention
Confirm the exact year, make, model and trim before ordering. Send us SKU RC12YCSP with your vehicle info and we can help verify fitment.
Shipping services and final delivery cost are shown at checkout. Returns are confirmed before an RMA is issued — parts generally need to be uninstalled, unused and in original packaging. Full policy.
