Denso 234-3109 Oxygen Sensor

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

• ACDelco 2131278
• Delphi ES10687
• Bosch 15466
• Bosch 15953
• Bosch 15955
• ACDelco 2132938
• NTK 24527
• Datsun/Nissan 226905S500
• Datsun/Nissan 226905M014
• Datsun/Nissan 226905S501
• Datsun/Nissan 226913Y100
• Datsun/Nissan 226913Y101
• Datsun/Nissan 226915M013
• Datsun/Nissan 226915M014
• Datsun/Nissan 226905M013
• Walker Products 25023121
• Borg Warner OS1444
• Borg Warner OS1761
• Borg Warner OS2118
• Walker Products 35033076
• Standard Ignition SG1007
• Standard Ignition SG1284
• Standard Ignition SG691
• ACDelco 2131278
• ACDelco 2132938
• Walker Products 25023121
• NAPA Mileage Plus 2343109

• 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.