Denso 234-4812 Oxygen Sensor

Buyer fitment guide only intended as reference. Please use catalogue search by vehicle to ensure proper fitment.

• Delphi ES20160
• Bosch 16073
• ACDelco 2133084
• Delphi ES20164
• ACDelco 2133088
• Volkswagen 077906265AF
• NTK 25589
• Volkswagen 1K0998262AB
• Borg Warner OS2096
• Borg Warner OS1640
• Borg Warner OS1927
• Borg Warner OS1931
• Borg Warner OS2144
• Borg Warner OS2146
• Walker Products 25024414
• Walker Products 35034138
• ACDelco 2133084
• ACDelco 2133088
• Walker Products 25024414
• NAPA Mileage Plus 2344812

• DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision built for exact replacement, and a first time fit; This innovative line features DENSO's exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.
• Aluminum-Oxide Trap Layer €“ Keeps silicone and lead outside the ceramic elient through DENSO€™s exclusive design, preventing damage to the platinum electrode.
• Double Protection Cover €“ Maintains proper unit temperature for quicker response times and protects the ceramic element against silicone and lead poisoning.
• Porous PTFE Filter €“ Allows atmospheric oxygen to enter the sensor without permitting water or engine contaminants to seep into the casing.
• Robotic Laser Weld
• Stainless Steel Housing €“ Resists corrosion and contamination with a rugged, watertight body.