Denso 234-4046 Oxygen Sensor

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

• Bosch 15716
• Jaguar XR86938
• Ford 5C5Z9F472AA
• Ford F8VZ9F472AA
• Ford YL8Z9F472BA
• Delphi ES20104
• ACDelco 2131459
• Mazda AJ0418861B
• Mazda ZZCA18861
• Delphi ES20064
• Motorcraft DY1039
• Motorcraft DY821
• Motorcraft DY877
• NTK 22060
• Ford XC2Z9F472AA
• Motorcraft DY834
• Walker Products 25024749
• Borg Warner OS1479
• Borg Warner OS1977
• Borg Warner OS1992
• Standard Ignition SG1813
• Mazda AJTT18861
• Walker Products 35034399
• Standard Ignition SG1802
• Standard Ignition SG1814
• ACDelco 2131459
• Walker Products 25024749
• NAPA Mileage Plus 2344046

• 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.