Direct replacement to your original unitPlug-and-play, direct fit, easy installationHighest grade of lamination materialsHighest grade of copper winding, resistant to 200 degrees CelsiusPick up pulsar coil includedConnectors, rubber grommet, and back plate included All products are tested OEM31100-KZ3-J4131100-KZ3-L3131100-KSK-67031100-KSK-731