# NGK Infiniti Q45 1998-1997 Direct Fit Oxygen Sensor

NTK 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 converter efficiency. A ceramics company at our core, NTK uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.

-   ADVANCED CERAMIC SENSOR ELEMENT: 3-stage contaminant-resistant plasma jet and deposit trap overcoat protects against element poisoning

This Part Fits:

Year

Make

Model

Submodel

2000

INFINITI

Q45

Anniversary Edition

1997-2001

INFINITI

Q45

Base

1997-2001

INFINITI

Q45

T

1997-1998

Nissan

200SX

Base

1997-1998

Nissan

200SX

SE

1997-1998

Nissan

240SX

Base

1997-1998

Nissan

240SX

LE

1997-1998

Nissan

240SX

SE

1996-1999

Nissan

Altima

GLE

1996-1999

Nissan

Altima

GXE

1996-1999

Nissan

Altima

SE

1996-1999

Nissan

Altima

XE

1997-1998

Nissan

Sentra

Base

1997-1998

Nissan

Sentra

GLE

1997-1999

Nissan

Sentra

GXE

1997-1999

Nissan

Sentra

XE

## Details

- **Price:** 121.26 CAD
- **Vendor:** NGK
- **Type:** Oxygen Sensors

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 121.26 CAD | In stock |

## Images

- Photo - Primary
- Photo - Primary
- Photo - out of package
- Photo - out of package
- Photo - out of package
- Photo - out of package
- Photo - out of package
- Photo - out of package

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/ngk-infiniti-q45-1998-1997-direct-fit-oxygen-sensor)
> Updated: 2026-06-27