The NGK direct-fit oxygen sensor for BMW 528i (2011) supplies accurate closed-loop air-fuel feedback to the ECU to help preserve engine performance, support fuel economy and reduce emissions. Manufactured by NTK, a ceramics and OEM sensor specialist, the unit uses an advanced ceramic element with a 3-stage contaminant-resistant plasma-jet and deposit-trap overcoat to protect against element poisoning and improve longevity.
NGK BMW 528i 2011 Direct Fit Oxygen Sensor