Denso 234-4642 Oxygen Sensor

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

• ACDelco 2133071
• Mitsubishi MD319787
• Bosch 13805
• Delphi ES20076
• Mitsubishi MD357266
• Mitsubishi MR578532
• Mitsubishi MN158773
• Mitsubishi MR507854
• Bosch 15360
• Bosch 15592
• Delphi ES20078
• Mitsubishi MD177968
• ACDelco 2131222
• NTK 23001
• NTK 23513
• Borg Warner OS2019
• Walker Products 25024224
• Borg Warner OS1627
• Borg Warner OS1858
• Walker Products 25024231
• NTK 23559
• Borg Warner OS1445
• Walker Products 35034644
• Walker Products 35034232
• Borg Warner OS1875
• Mitsubishi MD170618
• Mitsubishi MD180618
• Standard Ignition SG1104
• Standard Ignition SG1121
• Standard Ignition SG1452
• Standard Ignition SG692
• Standard Ignition SG873
• ACDelco 2131222
• ACDelco 2133071
• Walker Products 25024224
• NAPA Mileage Plus 2344642

• 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.