NGK OZA671-EE1 O2 Sensor: Direct-fit replacement for easy installation
Available Options
Standard
Joom
$94.94
Available to order
At a price that won't break the bank, the NGK NTK O2 Sensor is the unsung hero of your car's exhaust system—a tiny component with a massive job. It precisely monitors the air-fuel ratio, feeding real-time data to the engine control unit (ECU) to fine-tune fuel injection. The result? Better combustion, fewer emissions, and improved fuel economy, all wrapped up in a direct-fit design that slots right in without any fuss. Built to endure the brutal heat and vibrations of automotive life, it's a reliable workhorse that just keeps going.
In the real world, this sensor is your first line of defense against common car woes. Spot symptoms like lousy gas mileage, a shaky idle, or a flunked emissions test? Swapping in a new one can quickly restore engine smoothness, protect your catalytic converter from costly damage, and keep you on the right side of environmental regs. Whether you're daily commuting or tweaking for performance, expect smoother acceleration and lower long-term costs—a no-brainer for anyone who values their ride's health and wallet.
- Accurate air-fuel ratio monitoring
- Compatible with various vehicle models
- Durable construction for long lifespan
- Helps improve engine performance and fuel efficiency
- Direct-fit replacement for easy installation
General specs
- Brand: NGK
- Model: OZA671-EE1
- Seller: Joom
- Part Number: 9972
- Total Length: 195mm
- Compatibility: Various vehicle models
- Function: Monitors oxygen levels in exhaust
- First listed by seller: 8/24/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
#publicidad
$94.94
Last price update: 8/24/25
Available to order
Shipping options
Delivery to 
United States
United States
Unavailable
Comparison with similar products
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NGK OZA671-EE1 Direct-fit replacement for easy installation
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Knock Sensor Engine performance optimization
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feiyanautoparts 30530-PPL-A01 OEM quality
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| Brand | NGK | Topfactory | SqueenDio | Automotivefield | happybuySE | feiyanautoparts |
| Model | OZA671-EE1 | Lambda AIR FUEL RATIO O2 SENSOR | 18590-68H50 | 22060-50011 | 30530-PPL-A01 | |
| Color | ||||||
| Rating |
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| Price | $94.94 | $39.06 | $58.30 | $28.16 | $124.60 | $18.30 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | August 23, 2025 | August 28, 2025 | August 8, 2025 | August 28, 2025 | August 17, 2025 | August 28, 2025 |
| Part Number | 9972 | 18590-68H50, 1859068H50 | 22060-50011 | |||
| Compatibility | Various vehicle models | Buick, Chevy, Cadillac, GMC, Pontiac, Hummer | HONDA CIVIC, CRV, CR-V, FR-V, FRV, ACCORD | Various vehicle models | 1998-2002 Toyota Land Cruiser with 2UZFE engine | Honda Element, Honda Accord, Honda CR-V, Acura RDX, Acura RSX |
| Function | Monitors oxygen levels in exhaust | Measures oxygen levels in exhaust gases | Measures manifold absolute pressure | |||
O2 Sensor
$94.94
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Joseph H.
Atlanta, GA
September 3, 2025
Bottom line, I expected this to be just another cheap fix that might not work, but reality proved me wrong. It seemed to handle the heat and vibrations without issues, and my emissions test passed easily afterward. Fairly impressed with how it improved fuel economy and kept things running smoothly, which is great for my budget and my daily commute. As it seemed to me, this is a reliable choice that saves money in the long run.
- Pros: It fit right in without any hassle and quickly fixed my car's rough idle and poor gas mileage. The engine runs smoother now, and I noticed better acceleration almost immediately. For the price, it's a solid deal that does its job well.
- Cons: Nothing major to complain about, but as with any car part, it might not last forever under extreme conditions. I was a bit skeptical at first given the low cost, but it held up fine so far.