Reply To: Spark plug type – GV125 S EFi Forums 🚥 PiT STOP 🔧 Hyosung Technical Help Spark plug type – GV125 S EFi Reply To: Spark plug type – GV125 S EFi Apr 21, 2024 at 4:19 PM #13035 NorthmanMember Topics: 5Replies: 12 What’s wrong with the Iridium IX? it’s because of OEM wiring? One of my friends has the iridium IX on his yamaha and hasn’t changed them in 40,000km, they work perfectly
