DENSO 234-4248 Oxygen Sensor Heated Direct Fit Cable - 4-Wire 18.5

The DENSO 234-4248 is a precision-engineered 4-wire heated oxygen sensor designed for direct-fit replacement in a wide range of vehicles. This sensor delivers accurate air-fuel ratio monitoring to optimize engine performance, fuel efficiency, and emissions control.

Key Features:

• 4-wire heated design for faster sensor activation and more accurate readings
• 18.5-inch wire length for versatile installation applications
• Proprietary aluminum oxide trap layer protects the ceramic element from silicone and lead contamination
• Manufactured and tested to strict OE standards for reliable performance
• Precision-built components ensure exact replacement and first-time proper fit
• Direct-fit design eliminates modification and simplifies installation

DENSO oxygen sensors help maintain optimal engine combustion by providing real-time feedback to the engine control unit. The heated element design ensures the sensor reaches operating temperature quickly, even in cold conditions, for improved cold-start performance and reduced warm-up time. The advanced trap layer technology extends sensor life by preventing common contaminants from degrading the sensing element, ensuring long-term accuracy and durability.