Denso 234-4191 Oxygen Sensor

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

• Kia 3921037513
• Hyundai 3921037513
• Bosch 13463
• Kia 3921037510
• Kia 3921037530
• Hyundai 3921037510
• Hyundai 3921037530
• Delphi ES10883
• Bosch 15651
• ACDelco 2132980
• NTK 25180
• NTK 25069
• Walker Products 25024461
• Borg Warner OS2333
• Borg Warner OS2336
• Borg Warner OS2489
• Walker Products 35034014
• Standard Ignition SG1500
• Standard Ignition SG1503
• Standard Ignition SG1652
• ACDelco 2132980
• Walker Products 25024461
• NAPA Mileage Plus 2344191

• 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.