Denso 234-3088 Oxygen Sensor

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

• Subaru 22690AA740
• Subaru 22690AA220
• Delphi ES10439
• Bosch 13250
• Bosch 13445
• ACDelco 2131277
• Delphi ES10301
• ACDelco 2131272
• NTK 24520
• Subaru 22690AA310
• Borg Warner OS855
• Walker Products 25023088
• Borg Warner OS1464
• Walker Products 35033087
• Standard Ignition SG176
• Standard Ignition SG711
• ACDelco 2131272
• ACDelco 2131277
• Walker Products 25023088
• NAPA Mileage Plus 2343088

• 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.