Final price reduction! Don't miss this opportunity. This is an ignition resistor for a JB23. It's convenient because you can switch it from the driver's seat. Installation is easy, just remove the original one and replace it. Dial setting 8 and above is for high-octane fuel. You can feel a dramatic difference from the start even with regular gasoline at setting 7. This switching resistor currently sells for 5980 yen. This is a set with an air filter. The air filter is a high-performance, two-layer filter from a certain manufacturer, and it changes the intake sound.