Description:

[Vehicle Fitment-1]: Compatible with Buick EncoreGX 2020-2022 L31.3L (VIN:L), Envision 2021 L42.0L (VIN:4); Compatible with Cadillac CT4 2020-2021 L42.0L (VIN:K)/L42.7L (VIN:L), CT6 2019 L42.0L (VIN:K), XT4 2019-2021 L42.0L (VIN:4), XT5 2020-2021 L42.0L (VIN:4), XT6 2021 L42.0L (VIN:4)---Upstream & Downstream. [Vehicle Fitment-2]: Compatible with Chevrolet Blazer 2020-2021 L42.0L (VIN:4), Trailblazer 2021-2022 L31.3L (VIN:L); Compatible with GMC Acadia 2020-2021 L42.0L (VIN:4)---Upstream and Downstream. [Reference Number]: 250-241269, 250241269, 250-25140, 25025140. [Specifications]: Wire Quantity: 5/4; Sensor Type: Heated; Mounting Type: Threaded; Connector Gender: Female; Package Quantity: 2x Oxygen Sensor; Packaging Type: Box.