Rear Bumper Diffuser Lip for BMW 8 Series G16 M850i M-Sport 4D 18-23 Gloss Black. We pride ourselves in our customer service. We will always do all we can to resolve in fast time. Fit for BMW 8 Series G16 M-Sport M850i Gran Coupe. 4-Door 2018 2019 2020 2021 2022 2023. Fitment Year: 2018 2019 2020 2021 2022 2023. Pls check the above fitment information or send us car pictures to verify before order, thanks a lot! 1 x Rear Bumper Diffuser. 2x Double Side Tape. Functions: Will Dramatically Improve The Sporty Appearance For Your BMW. Processing: 3D design, CNC moulding, test installation on real car, fitment guaranteed. Packing: Multilayer protected export carton, shockproof and crashproof. Installation: Double Side Tape are included in the package. Professional installation is highly recommended!!! Package: Standard carton box with wooden shelf packed inside, double protection. Installation: installed this rear diffuser lip on with Double Side Tape included. This product perfectly conforms to the automobile design concept, It will make your car more beautiful, have a better driving experience. Instruction Not Included, Installation May Require Drilling and the use of Self-tapping screws that’s included. Professional Installation Is Highly Recommended. Please make sure you read the description and view all products photos before placing orders. Installation instruction NOT included. 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.