Product: Three-Way Catalytic Converter Blockage Detection Table Quickly solve the lack of power Applicable to all models Exhaust Pipe Blockage Detection Table:This product is universal and suitable for all types of vehicles on the market. It's easy to use. During vehicle maintenance, we often encounter issues with engine power loss. Some issues can be easily fixed, while others persist after several days of investigation. We often suspect a slight blockage in the exhaust pipe, meaning the three-way catalytic converter is clogged. While this can be easily determined by removing the car's catalytic converter, the three-way catalytic converter is difficult to remove. Even then, it's difficult to determine the extent of the inside because the pipes are too curved and our heads are too large to reach in! Therefore, our three-way catalytic converter blockage detection table was created to help you solve this problem. Note: Installation guide not included Please check as much as possible to make sure the item is what you need. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Color: As Shown Material: plastic Package Contents: 1 x Exhaust Blockage Detection Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.