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The Denso Nickel Spark Plug (XU22HDR9) is a cost-effective, OE-quality replacement plug engineered for consistent performance and dependable ignition.
Featuring a solid copper core and nickel-alloy center electrode, it offers reliable spark delivery and heat dissipation across a wide range of driving conditions.
Designed with DENSO’s precision manufacturing standards, it ensures proper fit and function for long-lasting service life.
| Spark Plug | 1 - Earthed Electrode |
| Spark Plug | Nickel Middle Electrode |
| Electrode Gap [mm] | 0,9 |
| Thread Size | M12x1.25 |
| Thread Length [mm] | 26,5 |
| Diameter [mm] | 12 |
| for OE number | A1221590003 |
| Connector type | Solid SAE |
| Spanner Size | 16 mm |
| Tightening Torque [Nm] | 17 |
| Weight [g] | 40 |
| Gross Weight [g] | 43 |
| alternative item | XUH22TT |
Spark Plug Health Check
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Heat Cross Reference
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Cross Reference Heat Range
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