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Oxygen Sensor 234-4337, fits Chevrolet Buick Cadillac GMC Hummer models, OEM 234-4337, accurately monitors exhaust oxygen content, optimizes fuel efficiency.
Replaces OEM #
MOQ
1件
universal KLP oxygen sensor (OEM 234-4337) directly replaces OEM 12589321; widely suitable for Chevrolet, Buick, Cadillac, GMC, and Hummer in various general-use models. Installed in exhaust system to monitor oxygen content and adjust air-fuel ratio, addressing high fuel consumption, weak acceleration, or excessive emissions; especially suitable for cars with over 100k km. If MIL is on, idle unstable, or exhaust smells aggressive, sensor aging recommended to replace.
雪佛兰别克凯迪拉克GMC悍马氧传感器234-4337
234-4337