Denso 234-4270 Oxygen Sensor

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

• Delphi ES20370
• Bosch 15225
• ACDelco 2133056
• Bosch 15943
• ACDelco 2133067
• NTK 24634
• Datsun/Nissan 226A05Y700
• Datsun/Nissan 226A05Y701
• NTK 24645
• Datsun/Nissan 226A09M601
• Datsun/Nissan 226A09M600
• Walker Products 25024418
• Borg Warner OS2107
• Borg Warner OS1713
• Walker Products 25024456
• Walker Products 35034115
• Walker Products 35034233
• Standard Ignition SG1274
• Standard Ignition SG959
• ACDelco 2133056
• ACDelco 2133067
• Walker Products 25024418
• Walker Products 25024456
• NAPA Mileage Plus 2344270

• 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.