1-Direct replacement 2-Correct Connector No cutting or splicing 3-Built and tested to quality control standards 4-Oxygen sensor is an electronic device that measures the proportion of oxygen in the gas or liquid being analyzed. It is positioned in the exhaust pipe and can detect the ratio of air and gasoline. Name:Nitrogen oxygen sensor Type:NOx Sensor Part Number: 68366500AB 68366500AC Fit:For Ram 2500 3500 6.7L 2019-2020 Fitment: For Ram 2500 , Laramie, Laramie Longhorn, Limited, Lone Star, 6.7L L6 - 2020 For Ram 3500 , Laramie, Laramie Longhorn, Limited, Lone Star, 6.7L L6 - 2020 For Ram 2500 , Laramie, Laramie Longhorn, Limited, Lone Star, 6.7L L6 - 2019 For Ram 3500 , Laramie, Laramie Longhorn, Limited, Lone Star, 6.7L L6 - 2019 Colour:As Shown Material:plastic+metal Package Contents: 1 x Nitrogen oxygen sensor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!