Denso 234-4617 Oxygen Sensor

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

• Delphi ES20003
• Bosch 13111
• ACDelco 2131680
• ACDelco 213-810
• ACDelco AFS108
• ACDelco AFS113
• NTK 21537
• Borg Warner OS1071
• Borg Warner OS2246
• Borg Warner OS231
• Standard Ignition SG444
• GMC 12585549
• GMC 19178745
• GMC 19178931
• GMC 19178933
• GMC 19178944
• GMC 19355313
• GMC 25312206
• GMC 25317697
• Walker Products 25024617
• Walker Products 35034134
• Standard Ignition SG472
• ACDelco 2131680
• ACDelco 213810
• Walker Products 25024617
• NAPA Mileage Plus 2344617

• 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.