



⚡ Ignite your drive with NGK Iridium IX – where precision meets power!
NGK Iridium IX Spark Plugs (4-pack) feature a laser-welded 0.6mm fine Iridium tip for superior ignitability and durability. Designed for high-performance engines, they offer enhanced throttle response, a triple gasket seal to prevent combustion leaks, and are trusted OEM components made in the USA. Perfect for professionals demanding reliability and peak engine efficiency.














| Brand | NGK |
| Core Material | Iridium |
| Thread Size | 14mm x 19mm |
| Top Material Type | Alloy Steel |
| Vehicle Service Type | Snowmobile, UTV, Van, Watercraft |
| Global Trade Identification Number | 00087295054642, 00087295454640 |
| Automotive Fit Type | Vehicle Specific Fit |
| UPC | 087295454640 026521134574 087295054642 631145962481 |
| OEM Part Number | 5464-4PK |
| Manufacturer | NGK |
| Model | SPARK PLUG |
| Product Dimensions | 9.19 x 9.75 x 2.44 cm; 45.36 g |
| Item model number | 5464-4PK |
| Exterior | Machined |
| Manufacturer Part Number | 5464-4PK |
| Position | Front, Rear |
| Assembly Required | No |
| Manufacturer | NGK |
| Country of Origin | USA |
| Item Weight | 45.4 g |
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