2Pcs Upstream + Downstream Oxygen Sensor For 2004-2008 Chevy Impala/Buick Lucerne 234-4646, 234-4647, 234-4651

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Management number 230241171 Release Date 2026/06/18 List Price US$20.35 Model Number 230241171
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Oxygen sensors 234-4646, 234-4647, 234-4651<br>Part Number: 234-4646, 234-4647, 234-4651<br>Model: 234-4646, 234-4647, 234-4651<br>Vehicle Application: Blazer<br>Supporting Relationship: Applicable<br>Material: Iron, Plastic, Copper Ceramic<br>Length: 50CM<br>Suitable models: Chevrolet<br>Diameter: 16<br>2Pcs Upstream + Downstream Oxygen Sensor For 2004-2008 Chevy Impala/Buick Lucerne<br>Notes Year Made Model Trim Engine<br>Only fit: Exc. Calif. Position: 1 * Upstream &amp; 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2008 Buick Lucerne CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated<br>Only fit: Exc. Calif. Position: 1 * Upstream &amp; 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick LaCrosse CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated<br>Only fit: Exc. Calif. Position: 1 * Upstream &amp; 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick LaCrosse CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated<br>Only fit: Exc. Calif. Position: 1 * Upstream &amp; 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick Lucerne CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated<br>Only fit: Exc. Calif. Position: 1 * Upstream &amp; 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick Lucerne CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated<br>Only fit: Supercharged/Non-Supercharged Exc. Calif. Position: 1 * Upstream &amp; 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Pontiac Grand Prix Base Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated<br>Only fit: Supercharged/Non-Supercharged Exc. Calif. Position: 1 * Upstream &amp; 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Pontiac Grand Prix GT Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Supercharged<br>Only fit: Exc. Calif. Position: 1 * Upstream &amp; 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick LaCrosse CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated<br>Only fit: Exc. Calif. Position: 1 * Upstream &amp; 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick LaCrosse CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated<br>Position: 1 * Upstream &amp; 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick Lucerne CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated<br>Position: 1 * Upstream &amp; 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick Lucerne CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated<br>Only fit: Exc. Calif. Position: 1 * Upstream &amp; 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LaCrosse CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated<br>Only fit: Exc. Calif. Position: 1 * Upstream &amp; 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LaCrosse CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated<br>Position: 1 * Upstream &amp; 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LeSabre Custom Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated<br>Position: 1 * Upstream &amp; 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LeSabre Limited Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated<br>Position: 1 * Upstream &amp; 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick Park Avenue Base Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated<br>Position: 1 * Upstream &amp; 1 * Downstream Oxygen SensorRead moreRead more compatibility notes<br><br>[Oxygen sensor process improvement]:<br>The oxygen sensor adopts a stainless steel waterproof shell and a chip package imported from Germany. The high temperature resistance can reach 800~ 1000 ° C, the exhaust gas in the cold starting phase can be reduced by more than half, and the sensing module and anti-poisoning protective layer with comprehensive heating can still maintain excellent performance after long-term · electrodes (omentum) made of platinum materials to achieve higher resolution and sensitivity. Imported core components are used to improve the accuracy and durability of the sensor, which is environmentally friendly and fuel-efficient.<br>[Eliminate faults, reduce fuel consumption, improve fuel efficiency, and save fuel]<br>The oxygen sensor controls the air-fuel ratio within a certain range, making the fuel more efficient and achieving the effect of fuel economy.<br>[Longer lifespan]<br>The service life of oxygen sensors is longer than that of ordinary oxygen sensors, and they are maintenance-free, reducing maintenance costs.<br>[Optimize engine]<br>Solve engine jitter and idling instability

  • Oxygen sensors 234-4646, 234-4647, 234-4651
    Part Number: 234-4646, 234-4647, 234-4651
    Model: 234-4646, 234-4647, 234-4651
    Vehicle Application: Blazer
    Supporting Relationship: Applicable
    Material: Iron, Plastic, Copper Ceramic
    Length: 50CM
    Suitable models: Chevrolet
    Diameter: 16
    2Pcs Upstream + Downstream Oxygen Sensor For 2004-2008 Chevy Impala/Buick Lucerne
    Notes Year Made Model Trim Engine
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2008 Buick Lucerne CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick LaCrosse CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick LaCrosse CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick Lucerne CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick Lucerne CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Supercharged/Non-Supercharged Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Pontiac Grand Prix Base Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Supercharged/Non-Supercharged Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Pontiac Grand Prix GT Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Supercharged
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick LaCrosse CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick LaCrosse CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick Lucerne CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick Lucerne CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LaCrosse CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LaCrosse CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LeSabre Custom Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LeSabre Limited Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick Park Avenue Base Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes

    [Oxygen sensor process improvement]:
    The oxygen sensor adopts a stainless steel waterproof shell and a chip package imported from Germany. The high temperature resistance can reach 800~ 1000 ° C, the exhaust gas in the cold starting phase can be reduced by more than half, and the sensing module and anti-poisoning protective layer with comprehensive heating can still maintain excellent performance after long-term · electrodes (omentum) made of platinum materials to achieve higher resolution and sensitivity. Imported core components are used to improve the accuracy and durability of the sensor, which is environmentally friendly and fuel-efficient.
    [Eliminate faults, reduce fuel consumption, improve fuel efficiency, and save fuel]
    The oxygen sensor controls the air-fuel ratio within a certain range, making the fuel more efficient and achieving the effect of fuel economy.
    [Longer lifespan]
    The service life of oxygen sensors is longer than that of ordinary oxygen sensors, and they are maintenance-free, reducing maintenance costs.
    [Optimize engine]
    Solve engine jitter and idling instability
  • Oxygen sensors 234-4646, 234-4647, 234-4651
    Part Number: 234-4646, 234-4647, 234-4651
    Model: 234-4646, 234-4647, 234-4651
    Vehicle Application: Blazer
    Supporting Relationship: Applicable
    Material: Iron, Plastic, Copper Ceramic
    Length: 50CM
    Suitable models: Chevrolet
    Diameter: 16
    2Pcs Upstream + Downstream Oxygen Sensor For 2004-2008 Chevy Impala/Buick Lucerne
    Notes Year Made Model Trim Engine
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2008 Buick Lucerne CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick LaCrosse CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick LaCrosse CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick Lucerne CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick Lucerne CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Supercharged/Non-Supercharged Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Pontiac Grand Prix Base Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Supercharged/Non-Supercharged Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Pontiac Grand Prix GT Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Supercharged
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick LaCrosse CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick LaCrosse CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick Lucerne CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick Lucerne CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LaCrosse CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LaCrosse CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LeSabre Custom Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LeSabre Limited Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick Park Avenue Base Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes

    [Oxygen sensor process improvement]:
    The oxygen sensor adopts a stainless steel waterproof shell and a chip package imported from Germany. The high temperature resistance can reach 800~ 1000 ° C, the exhaust gas in the cold starting phase can be reduced by more than half, and the sensing module and anti-poisoning protective layer with comprehensive heating can still maintain excellent performance after long-term · electrodes (omentum) made of platinum materials to achieve higher resolution and sensitivity. Imported core components are used to improve the accuracy and durability of the sensor, which is environmentally friendly and fuel-efficient.
    [Eliminate faults, reduce fuel consumption, improve fuel efficiency, and save fuel]
    The oxygen sensor controls the air-fuel ratio within a certain range, making the fuel more efficient and achieving the effect of fuel economy.
    [Longer lifespan]
    The service life of oxygen sensors is longer than that of ordinary oxygen sensors, and they are maintenance-free, reducing maintenance costs.
    [Optimize engine]
    Solve engine jitter and idling instability
  • Oxygen sensors 234-4646, 234-4647, 234-4651
    Part Number: 234-4646, 234-4647, 234-4651
    Model: 234-4646, 234-4647, 234-4651
    Vehicle Application: Blazer
    Supporting Relationship: Applicable
    Material: Iron, Plastic, Copper Ceramic
    Length: 50CM
    Suitable models: Chevrolet
    Diameter: 16
    2Pcs Upstream + Downstream Oxygen Sensor For 2004-2008 Chevy Impala/Buick Lucerne
    Notes Year Made Model Trim Engine
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2008 Buick Lucerne CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick LaCrosse CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick LaCrosse CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick Lucerne CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick Lucerne CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Supercharged/Non-Supercharged Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Pontiac Grand Prix Base Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Supercharged/Non-Supercharged Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Pontiac Grand Prix GT Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Supercharged
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick LaCrosse CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick LaCrosse CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick Lucerne CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick Lucerne CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LaCrosse CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LaCrosse CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LeSabre Custom Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LeSabre Limited Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick Park Avenue Base Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes

    [Oxygen sensor process improvement]:
    The oxygen sensor adopts a stainless steel waterproof shell and a chip package imported from Germany. The high temperature resistance can reach 800~ 1000 ° C, the exhaust gas in the cold starting phase can be reduced by more than half, and the sensing module and anti-poisoning protective layer with comprehensive heating can still maintain excellent performance after long-term · electrodes (omentum) made of platinum materials to achieve higher resolution and sensitivity. Imported core components are used to improve the accuracy and durability of the sensor, which is environmentally friendly and fuel-efficient.
    [Eliminate faults, reduce fuel consumption, improve fuel efficiency, and save fuel]
    The oxygen sensor controls the air-fuel ratio within a certain range, making the fuel more efficient and achieving the effect of fuel economy.
    [Longer lifespan]
    The service life of oxygen sensors is longer than that of ordinary oxygen sensors, and they are maintenance-free, reducing maintenance costs.
    [Optimize engine]
    Solve engine jitter and idling instability
  • Oxygen sensors 234-4646, 234-4647, 234-4651
    Part Number: 234-4646, 234-4647, 234-4651
    Model: 234-4646, 234-4647, 234-4651
    Vehicle Application: Blazer
    Supporting Relationship: Applicable
    Material: Iron, Plastic, Copper Ceramic
    Length: 50CM
    Suitable models: Chevrolet
    Diameter: 16
    2Pcs Upstream + Downstream Oxygen Sensor For 2004-2008 Chevy Impala/Buick Lucerne
    Notes Year Made Model Trim Engine
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2008 Buick Lucerne CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick LaCrosse CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick LaCrosse CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick Lucerne CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Buick Lucerne CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Supercharged/Non-Supercharged Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Pontiac Grand Prix Base Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Supercharged/Non-Supercharged Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2007 Pontiac Grand Prix GT Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Supercharged
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick LaCrosse CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick LaCrosse CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick Lucerne CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2006 Buick Lucerne CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LaCrosse CXL Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Only fit: Exc. Calif. Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LaCrosse CX Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LeSabre Custom Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick LeSabre Limited Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes 2005 Buick Park Avenue Base Sedan 4-Door 3.8L 3800CC 231Cu.In. V6 GAS OHV Naturally Aspirated
    Position: 1 * Upstream & 1 * Downstream Oxygen SensorRead moreRead more compatibility notes

    [Oxygen sensor process improvement]:
    The oxygen sensor adopts a stainless steel waterproof shell and a chip package imported from Germany. The high temperature resistance can reach 800~ 1000 ° C, the exhaust gas in the cold starting phase can be reduced by more than half, and the sensing module and anti-poisoning protective layer with comprehensive heating can still maintain excellent performance after long-term · electrodes (omentum) made of platinum materials to achieve higher resolution and sensitivity. Imported core components are used to improve the accuracy and durability of the sensor, which is environmentally friendly and fuel-efficient.
    [Eliminate faults, reduce fuel consumption, improve fuel efficiency, and save fuel]
    The oxygen sensor controls the air-fuel ratio within a certain range, making the fuel more efficient and achieving the effect of fuel economy.
    [Longer lifespan]
    The service life of oxygen sensors is longer than that of ordinary oxygen sensors, and they are maintenance-free, reducing maintenance costs.
    [Optimize engine]
    Solve engine jitter and idling instability
Manufacturer part number 234-4646,234-4647,234-4651
Automotive oxygen sensor type Nitrogen Oxygen Sensor
Vehicle model 234-4646, 234-4647, 234-4651
Brand Unbranded
Vehicle fitment type Universal
Has written warranty No
Model 234-4646, 234-4647, 234-4651
Pack quantity 1

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