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  • 2000-2006 Nissan Sentra & 2002-2003 Altima Front Oxygen Sensor
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2000-2006 Nissan Sentra & 2002-2003 Altima Front Oxygen Sensor
2000-2006 Nissan Sentra & 2002-2003 Altima Front Oxygen Sensor
2000-2006 Nissan Sentra & 2002-2003 Altima Front Oxygen Sensor
2000-2006 Nissan Sentra & 2002-2003 Altima Front Oxygen Sensor
2000-2006 Nissan Sentra & 2002-2003 Altima Front Oxygen Sensor
2000-2006 Nissan Sentra & 2002-2003 Altima Front Oxygen Sensor
2000-2006 Nissan Sentra & 2002-2003 Altima Front Oxygen Sensor
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Load image into Gallery viewer, 2000-2006 Nissan Sentra & 2002-2003 Altima Front Oxygen Sensor
Load image into Gallery viewer, 2000-2006 Nissan Sentra & 2002-2003 Altima Front Oxygen Sensor
Load image into Gallery viewer, 2000-2006 Nissan Sentra & 2002-2003 Altima Front Oxygen Sensor
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Load image into Gallery viewer, 2000-2006 Nissan Sentra & 2002-2003 Altima Front Oxygen Sensor
Load image into Gallery viewer, 2000-2006 Nissan Sentra & 2002-2003 Altima Front Oxygen Sensor

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2000-2006 Nissan Sentra & 2002-2003 Altima Front Oxygen Sensor

K2 Industries
K2-10837-NIS-006-EC
Engine Components
$140.00 $109.99
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2000-2006 Nissan Sentra & 2002-2003 Altima Front Oxygen Sensor
Description
Front Oxygen Sensor for Nissan Sentra & Altima

OEM-style oxygen sensor engineered to restore fuel trim accuracy and emissions compliance on your Sentra or Altima. This direct-fit sensor maintains proper air-fuel ratio monitoring, critical for smooth idle, throttle response, and passing emissions tests. Designed as a bolt-in replacement for aging or failed sensors.

✓ Direct-from-Warehouse ✓ In-House Quality Check ✓ Ships from FL Warehouse
Key Features
  • Direct OEM fitment - No adapters or modifications required; mounts to factory oxygen sensor location
  • Emissions-ready signal - Restores accurate oxygen readings for proper fuel mapping and catalytic converter efficiency
  • Plug-and-play connector - Factory wiring harness compatible; no rewiring or splicing needed
Specs
  • Front oxygen sensor assembly, direct replacement configuration
What's Included
  • Oxygen sensor only
Frequently Asked Questions

Will I need a special sensor socket or wrench to install this?

An oxygen sensor socket (22mm or 30mm, depending on your model) makes removal and installation much cleaner, but a standard wrench works if you're careful. The sensor threads directly into the exhaust manifold or exhaust pipe at the factory location — no modification needed.

Does this sensor come pre-gapped or ready to screw in?

Yes, it's ready to install straight out of the box. Just apply a thin coat of anti-seize compound to the threads (especially if your exhaust runs hot), thread it in by hand first, then torque it down snug — refer to your service manual for the exact torque spec.

What if the check engine light came back after I installed a sensor before?

A new sensor won't clear a stored code on its own — you'll need a scanner to clear it after installation. If the light returns immediately, the issue may be elsewhere in the fuel trim or emissions system. A failing catalytic converter or vacuum leak can trigger oxygen sensor codes even with a good sensor in place.

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