# Autometer Replacement Sensor for Wideband 20 Air/Fuel Ratio Gauges

This wideband exhaust oxygen sensor is intended for replacement of an existing sensor(s) being utilized by an AutoMeter wideband air/fuel ratio gauge .The sensor is fitted with a laser etched calibration chip which prevents the need for free air calibration when used with the AutoMeter gauges for which they are specifically designed. Each sensor is factory-calibrated by Bosch for accuracy within 0.1 AFR.

-   Designed specifically for use with AutoMeter Wideband AFR gauges
-   Bosch LSU4.2 replacement sensor only.
-   Free air calibration not required
-   10 in. wire lead with connector
-   Accurate to within 0.1 AFR
-   M18x1.5 Male threads

## Details

- **Price:** 273.24 CAD
- **Vendor:** AutoMeter
- **Type:** Gauges

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 273.24 CAD | In stock |

## Images

- Photo - Primary
- Photo - Primary
- Photo - Primary
- User 9
- Logo Image
- Logo Image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/autometer-replacement-sensor-for-wideband-20-air-fuel-ratio-gauges)
> Updated: 2026-08-21