For BMW 1 Series F20 F21 Rear Diffuser Lip Bumper 2015-2019 Abs Gloss Black diffuser bolts and adhesive for a

bolts and adhesive for a strong and secure hold

so adhesive is required

NOTE - Please ensure your bumper matches the one shown in the photos

Will NOT fit RS3

NOTE - this spoiler simply fits on top of the existing electric spoiler

For BMW 1 Series F20 F21 Rear Diffuser Lip Bumper 2015-2019 Abs Gloss Black diffuser bolts and adhesive for aFitment: BMW 1 Series 5 door (F20) (2015 2019) LCI MODELS ONLY, BMW 1 Series 3 door (F21) (2015 2019) LCI MODELS ONLY NOTE This splitter is for the 'M Sport' models. Please ensure your bumper matches the ones shown in the photos. Material: High Quality ABS With Gloss Black Finish. Installation: Easy to install, however we do recommend professional installation.