Peace be upon you An adapter for the O2 sensor, a replacement for the catalytic converter. An adapter that fits the O2 sensor. It improves the sensor's reading as if the converter is present. In case of damage, removal, or modification of the catalytic converter, the engine light (Check Engine) will turn on. If the engine light (Check Engine) appears, perform a computer scan and confirm the error code you have: P0420,P0421,P0422,P0423,P0424 P0430,P0431,P0432,P0433,P0434 And due to the engine light (Check Engine) appearing, these problems occur: 1- Very high fuel consumption 2- Delayed starting 3- Weak acceleration 4- Shaking, sputtering, and muffling 5- Remote start will not work 6- Traction control will not work 7- 4WD will not work The adapter improves the sensor's reading so that the engine light (Check Engine) turns off and these problems are resolved. The price is 70 SAR for the straight adapter. And the price for the L-shaped adapter is 110 SAR.