DENSO 234-8034 Heated Direct Fit Oxygen Sensor Wire - 4-Wire 31.26

The DENSO 234-8034 is a direct-fit, heated 4-wire oxygen sensor engineered and tested to meet strict OE-level standards for consistent, reliable performance. Designed as a precise drop-in replacement, this O2 sensor installs correctly the first time without modification.

Key Features:

• Direct Fit Design – Engineered for exact OE fitment with no cutting, splicing, or adapters required
• 4-Wire Heated Construction – Integrated heater element brings the sensor to operating temperature quickly, reducing emissions during cold starts and improving fuel efficiency
• 31.26" Wire Length – Generous lead wire length for easy routing and hassle-free installation
• Exclusive Alumina Ceramic Coating – DENSO's proprietary aluminum oxide sensing layer shields the ceramic element from silicone and lead contamination
• OE-Grade Materials – Every component is precision-manufactured to match original equipment specifications for long service life
• Improved Engine Performance – Accurate air/fuel ratio feedback helps the ECU optimize combustion for better power and fuel economy

DENSO is a Tier 1 OEM supplier to major automakers worldwide, and the 234-8034 reflects that same level of engineering quality available in an aftermarket replacement sensor. Whether replacing a failed upstream or downstream O2 sensor, this unit delivers dependable, long-lasting performance right out of the box.