Oxygen sensor The check engine light appears due to a depleted catalytic converter or the presence of error codes indicating a weak catalytic converter that needs cleaning or replacement. The exhaust gas sensor provides incorrect readings to the car's computer. The solution is a metal piece that connects the oxygen sensor and the catalytic converter. It is installed in place of the oxygen sensor, and the oxygen sensor is then installed on this piece. It has many positive results, most notably: 🔴 Better car torque 🔴 Reduced fuel consumption 🔴 No exhaust fumes 🔴 Hides error codes p0420 - p0430 🔴 The check engine light turns off (Passes periodic inspection due to carbon) (((Limited quantity))) It is considered the best, cheapest, and easiest solution when the catalytic converter is depleted or before it is, by fixing the malfunctions. You will notice the difference in the vehicle in terms of fuel consumption, engine quietness, RPM indicator stability, and carbon elimination. Location// Riyadh, Al-Fahs Bridge. Payment upon receipt, and delivery is available to all regions of the Kingdom at the customer's expense. ( Phone number appears when clicking the contact button ) (((WhatsApp communication)))