Notice :Please kindly check your car model and make sure the model fits in case of buying the wrong product.Specifications :Color : Glossy BlackMaterial : High ABS PlasticAttachment Method : ReplacementPlace on Vehicle : Rear, LowerQuantity : 1pcs/setManufacture Type : Aftermarket ProductFitment : For BMW F80 M3 F82 F83 M4 2015-2020NOTE!!! Only fits for the original factory M3 / M4 Bumper! We won't accept the return or refund if your car model is modified or facelift bumper!!!1) NOT for F30 F32 Or Modified M3/M4 !2) NOT for regular 3/4 Series!!!3) NOT for M-tech M-sport bumper or standard bumper !4) NOT for aftermarket bumper or the front bumper with fog light!Package Includes :1pcs/set Rear Bumper Diffuser LipFeatures :- and high .- According to the original factory specifications.- Gives your vehicle a new style and appearance.- No Modification or Cutting Required.Note :1. Please allow 0.5-1 inch difference due to manual measurement. (1inch=2.54cm)2. No installation instruction included, professional installation is highly recommended!3. Any damage and improper installation during the installation will be voidImportant Notice : all of our products are required to be installed in professional Modification car shop , NOT every car shop can make it ! Our products are modified car parts , NOT original products ,Small install gap is Allowed !