# FAST O2 Sensor Bosch LSu4 Wideband

The Bosch LSU4 Oxygen Sensor is widely used in the FAST product line. Finding its way into the FAST EZ-EFI Fuel, EZ-EFI Fuel + Igniton as well as the XFI Sportsman and even the FAST Air/Fuel Meters, the LSU4 is accurate, durable and essential to the operation of a number of FAST products.

## Details

- **Price:** 181.15 CAD
- **Vendor:** FAST
- **Type:** Data Acquisition

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 181.15 CAD | In stock |

## Images

- Photo - Primary
- Photo - Primary
- Logo Image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/fast-o2-sensor-bosch-lsu4-wideband)
> Updated: 2026-08-28