Denso Upstream Air/Fuel Ratio Sensor for Porsche 911 (2001-2005) Taillight Prevents Overheating: Proper venting reduces

Prevents Overheating: Proper venting reduces air pockets for efficient cooling system function

Part Number 3C8919051A OEM Cross-References 3C0 919 051 AK

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Denso Upstream Air/Fuel Ratio Sensor for Porsche 911 (2001-2005) Taillight Prevents Overheating: Proper venting reducesThe Denso Air Fuel Ratio Sensor (part 234 5072) is a high precision upstream sensor designed for Porsche 911 models with the 3. 6L H6 engine from 2001 to 2005. It provides accurate air fuel mixture readings to the ECU, enabling optimal combustion, fuel efficiency, and reduced emissions. Cross referenced with OEM numbers 99660612800 and 99660612801, this sensor is a reliable replacement that meets or exceeds original specifications. Key Features &