* Model: CR9EHIX
* Material: Iridium
* Heat range: 9
* Thread diameter: 12mm
* Reach: 19mm
* Gap: 0.032-0.034 in (0.8-0.86 mm)
These spark plugs are specifically designed for the 2003 Yamaha Vstar 1100 Custom and offer improved performance, fuel efficiency, and longevity compared to standard spark plugs.