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Specifications
- Position: Downstream/Upstream
- Sensor Type: Heated
- Mounting Type: Threaded
- Total Length: 11.42 Inch/11.3 Inch
- Wire Quantit: 4 wire
ACAUTO 234-4012+234-4018 Oxygen Sensor 4 Pack
OEM Replacement Number & Fitment
234-4012 234-4018 SG454 SG236 OS820 AFS105 AFS75 9617178 19178918 15703 21006 2344012 SU187; 234-4112 250-24018 25312203 25315373 5S3120 13474 21539 ES20000 2344018.
- To ensure your safety, it's strongly suggested that if you're unfamiliar with operating it, seek guidance or have it professionally installed at a local shop.
- It's crucial to verify compatibility through Amazon fit system and consult with your local dealer before purchase to avoid any fitment wrong.(It's also important to pay attention to the position tips)
Detail Display
High Quality Material
Crafted from premium platinum and ceramics, The sensor component detects the slightest variations with enhanced sensitivity, while the 310S stainless steel surface ensures impressive resistance to high temperatures and corrosion.
Original Connector Design
Our oxygen sensor boasts an original connector design that matches your vehicle's exact specifications. With its 1:1 original design, you can rest assured that the fitment is accurate and hassle-free with easy installation.
Tough Insulated Wire
Our oxygen sensor features tough insulated wire, crafted from soft, high-toughness material that offers flexibility for easy installation.
Improve Fuel Efficiency:
Our Oxygen sensor helps to improve fuel efficiency by constantly monitoring the concentration of waste produced by combustion, and precisely adjusting the amount of intake air to optimize performance. significant cost savings in the long run.
Improve Engine Performance:
Our Oxygen sensor is designed to improve engine performance, by optimizing its combustion process to prevent engine flameout and idling instability. With our sensor working smoothly in place, you can enjoy a smoother ride and confident engine performance.
REDUCE TOXIC GAS EMISSIONS
Our Oxygen sensor is designed to monitor your vehicle's exhaust emissions, and to help reduce toxic gas emissions. By maximizing the efficiency of your vehicle's combustion process, our sensor helps to minimize air pollution from vehicles and positively impact the environment.
Todd K.
Reviewed in the United States on September 22, 2024
I installed brand new manifolds, y pipe, catalytic converters and complete exhaust system all brand new. Installed these sensors and within a weeK there is no signal from 02 sensors to pcm. Ordered new Warner sensors, don’t waste your time or money.
Clinton J Hall
Reviewed in the United States on August 30, 2024
Make sure you have male or female plugs. I had two female ends. I rewired male ends on. They worked just fine.,
Tim Feuerstein 303-810-2478
Reviewed in the United States on July 17, 2024
Great price
Brian
Reviewed in the United States on June 4, 2024
Replaced all of the oxygen sensors and it worked. 98 Chevy C1500 Silverado 4.3 engine.
Michael hedden
Reviewed in the United States on March 31, 2024
Instal was easy , packaged nice with thread protection and anti seize. Cleared my check engine light and runs good.
LNewton
Reviewed in the United States on November 30, 2024
Zero of four functioned so sent all four back.
tim smith, smith truck repair
Reviewed in the United States on November 26, 2024
did NOT work out of box! total failure, paid mechanic twice!!!!
Brian
Reviewed in the United States on November 1, 2024
They were easy to install but after running them 2 days check engine light came on and said 1 o2 sensor not responding then a day later it was two sensor not responding so replaced them with factory o2 sensors and no problem since
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