Denso 234-4683 Oxygen Sensor

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

• ACDelco 2131472
• Delphi ES10857
• BMW 11781433940
• BMW 11787513963
• Bosch 15109
• Bosch 15669
• ACDelco 2132948
• Land Rover MHK000220
• NTK 25587
• Walker Products 25024392
• Borg Warner OS1653
• Borg Warner OS2351
• Walker Products 35034437
• Standard Ignition SG1518
• Standard Ignition SG899
• ACDelco 2131472
• ACDelco 2132948
• Walker Products 25024392
• NAPA Mileage Plus 2344683

• 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.