Denso 234-4274 Oxygen Sensor

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

• Bosch 15510
• Chrysler 56028994AA
• Bosch 15504
• ACDelco 2132965
• Delphi ES10596
• Chrysler 56028992AA
• Volkswagen 7B0906262A
• Delphi ES11003
• Chrysler 56029049AA
• Mitsubishi 56029049AA
• Delphi ES20197
• NTK 23135
• NTK 23159
• NTK 23152
• Walker Products 25024253
• Borg Warner OS1625
• Borg Warner OS2220
• Borg Warner OS2226
• Walker Products 25024251
• Chrysler 68078717AB
• Walker Products 35034039
• Walker Products 35034526
• Standard Ignition SG1849
• Standard Ignition SG735
• ACDelco 2132965
• Walker Products 25024251
• Walker Products 25024253
• NAPA Mileage Plus 2344274

• 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.