Denso 234-4450 Oxygen Sensor

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

• Volvo 30651201
• Volvo 30622252
• Volvo 30650090
• Volvo 30681335
• Jaguar C2P16397
• Delphi ES20377
• Bosch 13528
• Bosch 13767
• Bosch 15174
• Bosch 15800
• ACDelco 2132955
• Volvo 30622251
• NTK 25646
• NTK 25619
• Walker Products 25024455
• Walker Products 35034041
• Volvo 306222520
• Volvo 306500900
• Volvo 306512010
• Volvo 306813350
• Walker Products 25024482
• Walker Products 35034486
• ACDelco 2132955
• Walker Products 25024455
• Walker Products 25024482
• NAPA Mileage Plus 2344450

• 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.