Genuine Denso Air Fuel Ratio Sensor 439000-0800

Ensure optimal engine performance and emissions control with the Denso Air Fuel Ratio Sensor 439000-0800 (SKU 22-575). This premium OEM-quality air fuel ratio sensor is engineered by Denso to accurately monitor exhaust oxygen levels, enabling the ECU to maintain optimal air-fuel ratios, reduce emissions, and maximize fuel economy for Suzuki applications.

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Key Features & Benefits

• Genuine Denso Quality - OEM-grade component built to exacting standards
• Precise Air-Fuel Monitoring - Ensures optimal combustion and engine efficiency
• Improved Fuel Economy - Helps maintain proper fuel mixture for better mileage
• Reduced Emissions - Keeps your vehicle running clean and compliant
• Enhanced Engine Performance - Prevents rough running and power loss
• Durable Construction - Built to withstand extreme temperatures and harsh conditions
• Direct Replacement - Perfect fit for Suzuki vehicles

Technical Specifications

• Denso Part Number: 439000-0800 (4390000800)
• Sensor Type: Air Fuel Ratio Sensor (Lambda Sensor)
• Application: Suzuki vehicles
• Weight: 0.25 kg

Vehicle Compatibility

This Denso air fuel ratio sensor is compatible with various Suzuki models. Always verify fitment for your specific vehicle.

CLICK HERE TO CHECK IF THIS FITS YOUR VEHICLE.

OEM Part Number Cross-Reference

This Denso air fuel ratio sensor replaces the following OEM part numbers:

• 1821380J00 (Suzuki)
• 1821378K00 (Suzuki)
• 1821364J10 (Suzuki)
• EGO-575 / EGO575

Common Symptoms of Faulty Air Fuel Ratio Sensors

• Check engine light illuminated (P0130-P0167 codes)
• Poor fuel economy
• Rough idle or engine hesitation
• Failed emissions test
• Loss of power during acceleration
• Strong fuel odor from exhaust
• Black smoke from exhaust

Why Choose Denso Air Fuel Ratio Sensors?

Denso is a world-leading OEM supplier of air fuel ratio sensors, trusted by Suzuki and other major manufacturers worldwide. Their sensors are designed to meet or exceed original equipment specifications, ensuring accurate readings, long-lasting reliability, and optimal engine performance.

Why Choose LM15 Motorsport?

We supply genuine Denso air fuel ratio sensors with fast shipping across Australia. Every part is carefully inspected to ensure you receive the exact component your vehicle needs for reliable performance and emissions compliance.

Need help with fitment or installation? Contact our expert team for advice specific to your Suzuki vehicle.