Denso 234-4194 Oxygen Sensor

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

• Kia 3921039800
• Kia 3921039600
• Kia 3921039820
• Hyundai 3921039600
• Hyundai 3921039800
• Delphi ES20221
• Bosch 15659
• ACDelco 2133123
• Kia 392103E120
• Kia 392103E140
• Hyundai 392103E140
• Bosch 15367
• NTK 25158
• NTK 25196
• Walker Products 25024462
• Borg Warner OS2341
• Borg Warner OS2343
• Walker Products 35034566
• Standard Ignition SG1508
• Standard Ignition SG1510
• Standard Ignition SG1511
• Standard Ignition SG1698
• Standard Ignition SG1700
• ACDelco 2133123
• Walker Products 25024462
• NAPA Mileage Plus 2344194

• 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.