- Original equipment on many late model applications
- Iridium at the fine-wire center electrode and platinum at the ground electrode provides maximum durability and performance
- The platinum at the ground electrode adds extra protection against plug wear and gap erosion
- Sold in standard pack only
| Brand | NGK Spark Plugs |
| Pack | 4 , 4 |
| Mfg # | 5899 , 5899 |
| Model # | IZFR5J , IZFR5J |