Denso 234-9009 Oxygen Sensor , Grey

Key features

• Air/Fuel Ratio Sensors Utilize a Sophisticated Sensing Element that Enables Them to Produce a Precise Output in Proportion to the Air/Fuel Ratio
• Double Protection Cover Maintains Proper Unit Temperature for Quicker Response Times and Protects the Ceramic Element From Contamination
• Denso Oxygen Sensors Feature an Aluminum-Oxide Trap Layer to Protect the Ceramic from Silicone and Lead Poisoning, Preventing Damage to the Platinum Electrod
• Stainless Steel Housing Resists Corrosion and Contamination with a Rugged, Watertight Body
• Porous PTFE Filter Allows Atmospheric Oxygen the Enter the Sensor without Permitting Water or Engine Contaminants to Seep into the Casing
• AFR Sensors Provide the ECU with an Exact AFR Response, Resulting in Better Performance, Lower Emissions, and Increased Gas Mileage.