The Bosch Wideband 5-wire O2 sensor-17025 from Prosport Gauges delivers precise, real-time monitoring of your wideband air/fuel, built for enthusiasts who demand accuracy and a clean in-cabin look.

• Performance Series styling
• Bright, easy-to-read display day or night
• Durable build engineered for automotive environments
• Straightforward installation with Prosport senders and harnesses

Details: Bosch LSU 4.9 5 wire heated O² sensor. Bosch part # 17025 Length: 1000mm (39.37") This is the latest Bosch o² sensor that we use exclusively with our Wideband AFR kit. The newest generation of oxygen sensors are being called "wideband" lambda sensors or "air/fuel ratio sensors" because that's exactly what they do. They provide a precise indication of the exact air/fuel ratio, and over the broadest range of mixtures - all the way from 10:1 to 20:1 air/fuel ratio. The Bosch LSU 4 wideband oxygen sensor is a 5-wire sensor that reads oxygen in much the same way as a traditional oxygen sensor. but

At a glance:

• Function: Wideband Air/Fuel
• Series: Performance Series
• Display: Electronic Analog
• Fitment: Universal — fits most vehicles

Backed by Prosport quality and shipped fast from Speedzone Performance.