2pcs Upstream Downstream O2 Oxygen Sensor For 2002 2003 Chevrolet Trailblazer EXT GMC Envoy XL Isuzu Ascender Oldsmobile 4.2L

Electronic：No High-concerned chemical：None Type：Heating Type Repeatability：Standard Hysteresis：<10s Linear：Standard Measuring Range：Standard Sensitivity：<250ms Sensor Type：Piezoelectric Brand Name：RIGHTPARTS Origin：Mainland China OEM NO.：12569496 12577588 12590847 8125775880 8245772730 Resolution：Standard OEM：234-4112 234-4285 Application：For 2002 2003 Chevrolet Trailblazer EXT GMC Envoy XL Isuzu Ascender Oldsmobile 4.2L Type1：Oxygen Sensor Type2：Air Fuel Ratio Sensor Type3：O2 Oxygen Sensor Type4：Exhaust Gas Oxygen Sensor

Electronic: No High-concerned chemical: None Type: Heating Type Repeatability: Standard Hysteresis: <10s Linear: Standard Measuring Range: Standard Sensitivity: <250ms Sensor Type: Piezoelectric Brand Name: RIGHTPARTS Origin: Mainland China OEM NO.: 12569496 12577588 12590847 8125775880 8245772730 Resolution: Standard OEM: 234-4112 234-4285 Application: For 2002 2003 Chevrolet Trailblazer EXT GMC Envoy XL Isuzu Ascender Oldsmobile 4.2L Type1: Oxygen Sensor Type2: Air Fuel Ratio Sensor Type3: O2 Oxygen Sensor Type4: Exhaust Gas Oxygen Sensor