We pride ourselves in our customer service. We will always do all we can to resolve in fast time. The Compatibility Is Just For Reference. 1x Rear Bumper Diffuser. (The Double Side Tape Is Included). If there without the. Product Name: G20/G28/G21 COMPETITVE GLOSS DIFFUSER WITH LIGHT. Material: ABS (Acrylonitrile Butadiene Styrene). Placement on Vehicle: Rear, Lower. NEED CUTTING AND WELLDING TO FIT THE TAIL PIPES. 100% Brand New. High Quality ABS Plastic and Durability. Will Dramatically Improve the Sporty Appearance and Performance for BMW. We provide clear pictures, measurements where possible. Please check as much as possible to make sure the item is the one that you need. Please allow 0.5-1 inch difference due to manual measurement. Instruction is not included. Professional Installation Is Highly Recommended! The color of the actual items may slightly different from the listing images due to different computer screen, thanks for your understanding. This Product Recommends Professional Installation. Professional installation is strongly recommended. Day after we received your cleared payme. We check all items before sending out. All products are brand new, never been used or refurbished. Most packets arrive in 3 days. If there is any delay, it may be caused by bad weather. Busy season and some other reasons. We are not responsible for wrong or undeliverable address. We are only responsible for once re-sending expense for replacement due to defects. But you should leave us a note that Please do not include receipts. And then we will according to your request to send the parcel. 2 How can track my parecl? So you could leave a message when placing the order about how much value you would like to declare. If you would like to return your new, unopened, and uninstalled part. Find the item you ordered. Select from the following 5 reasons. Found a Better Price. Just Didn’t Like it. Add details like I. Tried to install this part, and it didn’t fit. If the item has been opened, installed, or used, we are unable to accept a return due to safety concerns.