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- In-house patented formulation of ZrO(2) powder
- Unique integrated core ceramic manufacturing
- Signal output well above OEM standard
- Made from only premium materials
- Specialised OXYGEN SENSOR Manufacturer - "Pay for Quality not just a brand"
- This is an air/fuel ratio sensor
Benefits of using a quality oxygen sensor
- Better fuel economy
- Reduced exhaust emissions
- Improved engine performance
Walker Code 250-54006
List taken from above source
See test graph above - all tested
Vehicle Application:
| Month / Year | Make | Model | Series | Engine Size | Engine Code | Notes(Please check before buying) |
| 11/02-8/04 | Toyota | 4 Runner | GRN | 4.0L | 1GR-FE | 2x Pre-Cat Sensor |
| 8/04 on | Toyota | 4 Runner | GRN | 4.0L | 1GR-FE | 2x Pre-Cat Sensor |
| 3/07 on | Toyota | Corolla | ZRE152 | 1.8L | 2ZR-FE | Pre-Cat Sensor |
| 1/05-10/06 | Toyota | Hiace | TRH | 2.7L | 2TR-FE | Pre-Cat Sensor (Refer Picture or O.E. No.) |
| 10/06 on | Toyota | Hiace | TRH | 2.7L | 2TR-FE | Pre-Cat Sensor (Refer Picture or O.E. No.) |
| 2/05 on | Toyota | Hilux | GGN | 4.0L | 1GR-FE | 2x Pre-Cat Sensor |
| 8/07 on | Toyota | Land Cruiser | UZJ200 | 4.7L | 2UZ-FE | 2x Pre-Cat Sensor |
| 8/06 on | Toyota | Land Cruiser Prado | GJR120 / 125 | 4.0L | 1GR-FE | 2x Pre-Cat Sensor (Refer Picture or O.E. No.) |
| 8/04-10/06 | Toyota | Tundra | UCK | 4.7L | 2UZ-FE | 2x Pre-Cat Sensor |
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