FREE 1 to 3-Day Delivery on Orders $149+ Details

Father’s Day Sale – Up to 40% Off! Shop Now >

Find Oxygen Sensors for your Silverado 3500

O2 Oxygen Sensor; Downstream (20-21 6.6L Gas Silverado 3500 HD)Find parts that fit my vehicle

Item SHS71074
1 Reviews
Our Price

$54.99

Military, Medical & First Responders $2.75 Available in AT Cash Rewards.
Confirm Eligibility

CONFIRM THIS FITS YOUR VEHICLE!

Select a different vehicle Help?
Update or Change Vehicle
Add to Cart
Save for later
    Create a list
    Add to New List

    Saved - View your saved items

    We're sorry. We couldn't save this product at this time.

    or use

    Shop Owners Save More! Sign up for our dealer program
    Join For FREE
    Loading Indicator

      Product Information

      Features, Description, Reviews, Q&A

      Features

        _x000D_
      • Quantity 1
        • _x000D_
      • Installation Position: Check the Fitment Chart
        • _x000D_
      • Terminal Quantity 4
        • _x000D_
      • Brand A-Premium
        • _x000D_
      • Warranty 3-Year
        • _x000D_
      • Item Located United States
        • _x000D_
      • Color Black
        • _x000D_
      • Heated Yes
        • _x000D_
      • Connector Shape Oblong
        • _x000D_
      • Dual Laser Welding Technology No
        • _x000D_
      • Sensor Type Narrowband
        • _x000D_
      • Terminal Gender Male
        • _x000D_
      • Thread Size M18
        • _x000D_
      • Wire Quantity 4
        • _x000D_
      • Wiring Harness Length (mm) 247
        • _x000D_
      • Fits 2020-2021 6.6L Gas Silverado 3500 HD
        • _x000D_

      Description

      Heated Oxygen Sensor. The downstream O2 sensor monitors exhaust gases after they exit the engine cylinders, providing vital oxygen content data to the engine control unit. This enables precise air-fuel mixture adjustments for optimized engine performance, emissions control, and fuel economy.

      _x000D_

      Construction and Appearance. Made from durable materials resistant to wear and corrosion, this sensor features a black finish and an oblong connector with four terminals. It is manufactured to deliver stable output and fast warm-up capabilities without employing dual laser welding technology.

      _x000D_

      Installation. Designed for straightforward installation, the sensor fits directly into the existing sensor port without the need for drilling or modifications, making it suitable for professional or experienced DIY installation.

      _x000D_

      Warranty. This product comes with a 3-year warranty covering defects in materials and workmanship.

      _x000D_

      Application. Specifically designed to fit the 2020 and 2021 model years of the 6.6L Gas Silverado 3500 HD, ensuring proper compatibility and performance within this vehicle configuration.

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      1.0

      Customer Reviews (1)

      Questions & Answers

      No questions about this product yet. Ask the First Question

      Will It Fit My Silverado 3500

      • 6.6L V8 - 20, 21