![THUNDERMAX Replacement Oxygen Sensor [309355]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/1280x1280/products/186122/196096/parts-10220039__18777.1787931335.jpg?c=2 "THUNDERMAX Replacement Oxygen Sensor [309355]")
![THUNDERMAX Replacement Oxygen Sensor [309355]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/500x659/products/186122/196096/parts-10220039__18777.1787931335.jpg?c=2 "THUNDERMAX Replacement Oxygen Sensor [309355]")
Replacement Oxygen Sensor
Features
- Easy installation: replace the factory ECM, install new O² sensors and harness, load the correct map for your bike, and ride
- Replacement oxygen sensor for Thundermax ECM auto tune system
- Made in the USA
- Because of possible clearance issues, some aftermarket exhaust systems may require modifications or relocation of their Oxygen sensor port bungs.
Specifications
- Features: 18 mm Sensor
- Type: Oxygen
- Color/Finish: Black
- Color/Finish: Gold
- Product Name: Sensor
- Riding Style: Street
- Units: Each
- Type: Replacement
Manufacturer Part Number: 309355
Yes
![THUNDERMAX ThunderMax Engine Control Module Kit with Integral Auto Tune - '11 Softail [309361]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/500x659/products/173683/183653/parts-10201848__53188.1787771494.jpg?c=2 "THUNDERMAX ThunderMax Engine Control Module Kit with Integral Auto Tune - '11 Softail [309361]")
![THUNDERMAX Micro Harness Controller [EA4360]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/500x659/products/173680/183654/parts-21200086__55022.1787771494.jpg?c=2 "THUNDERMAX Micro Harness Controller [EA4360]")