



⚡ Upgrade your ride with precision—feel the difference every mile!
The NGK 23139 Oxygen Sensor is a 4-wire, non-flanged, OEM-identical sensor designed for direct plug-in installation without any cutting or splicing. Featuring an 18-inch wire length and a lightweight brushed exterior, it ensures reliable, precise air-fuel mixture readings to optimize engine performance and emissions.











| Manufacturer | NGK |
| Brand | NTK |
| Model | 23139 |
| Product Dimensions | 48.26 x 2.54 x 2.54 cm; 99.79 g |
| Item model number | 23139 |
| Exterior | Brushed |
| Manufacturer part number | 23139 |
| OEM Part Number | 56041943AA; 56041950AA |
| Item Weight | 99.8 g |
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