



NGK Kia Sephia 2001-1998 Direct Fit Oxygen Sensor
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
NGK Kia Sephia 2001-1998 Direct Fit Oxygen SensorNTK is the world's largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle's on board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic
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- Express: 1-2 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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Product Reviews
★★★★★ 5
One wire alty
I installed this on a Chevy k10 as the charge wire from the alternator to the battery so for perfect it has been about 6 months
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 16, 2021
★★★★★ 5
Good fit.
Size: 89-96158T 1PC
Just what i asked for. It's a direct replacement on my 9.9 mercury outboard.
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Reviewed in the United States on September 11, 2025
★★★★★ 4
Good
Size: 89-96158T 2PCS
Good
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Reviewed in the United States on October 26, 2025
★★★★★ 1
Bad solenoid
Size: 89-96158T 2PCS
One of the cylinders works, and the other cylinder was a bad one. It did not work.
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Reviewed in the United States on August 12, 2025
★★★★★ 4
Metric Hardware
Size: 89-96158T 1PC
Works fine. This has metric hardware, which does not match the other two relays on my vintage mercury outboard. This is not a quicksilver part
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Reviewed in the United States on August 6, 2025