This Dorman (OE Solutions) Secondary Air Pump is a reliable and durable replacement for your 06-11 Buick Lucerne or Cadillac DTS. It is designed to function as an electrical drive type and comes with various interchange part numbers such as 322401M, AIP16, 6H1471, and AP26. The manufacturer part number for this product is 306-016 and the OE/OEM part number is 10380789. This Secondary Air Pump is made in China and is not a vintage part. It is specifically designed for the mentioned car models and has no universal fitment. Buy this product to improve your car's exhaust and emission systems. Exact item is shown. New open box without original packaging. Item weight 4.75 lbs. Approximate item dimensions 7 x 7 x 8 inches. Made in China. No returns if installed. This item is a new, opened customer return. It has been inspected and passed quality control to insure the condition described and contents are accurate. Please review actual photos as stock photos are not the actual item, our photos are. You will ONLY receive exactly what is shown in photos, regardless of what might have originally been included. Please review our business policies in our store for information regarding returns, shipping and warranties. Most items have 30-day returns along with free fast shipping in 1 business day (see details). Message us anytime. Buy from a trusted 16+ year seller!