If your item is faulty or incorrect, you must contact our sales representative before returning the package, we will try to solve the problem efficiently. Before we can issue a return authorization number, a video or picture is required to show the item, condition. 1 pcs Turbo Turocharger. Compatible vehicles type 1. 4938901020, 4938901030, 4938901031, 4938901040. Improved fuel economy and reduced fuel consumption. Compatible vehicles type 2. Please pay for your order within. We are not responsible for undeliverable address. Physical damage: Item is scratched, torn, wet, burned, blown, signs of misuse, and faulty installation DEFECTIVE or non DEFECTIVE. Factory sealed items: If it’s opened and tampered except for certain items. Feedback is very important to us. Please leave 5 stars/postive feedback to me if you feel good. Due to different people have the individual understanding on the description of the lists, product quality, and ect. We will reply you within. (except weekends and holidays). Our normal business hour is Monday to Friday. All emails and orders will NOT be processed during weekends and holidays. We will offer help to resolve your problems as fast as possible.