Aero Republic M4 Style Rear Lip Spoiler for BMW 4 Series 440i 435i 430i 428i F33 & M4 F83 Convertible Carbon Fiber

- Upgrade Your BMW 4 Series 440i 435i 430i 428i F33 Convertible 2014 2015 2016 2017 2018 2019 2020 & M4 F83 Convertible 2014 2015 2016 2017 2018 2019 2020 with Aftermarket Parts - M4 Style Rear Lip Spoiler Pre-preg Carbon Fiber from Aero Republic   Product Information Vehicle Make BMW Vehicle Model & Chassis 4 Series 440i 435i 430i 428i F33 Convertible M4 F83 Convertible  Vehicle Year 2014-2020 Vehicle Body Type 2 Door Convertible Brand Aero Republic Product Category Rear Wing & Spoiler Installation Method Add on with double-sided tape or / and adhesive.  Professional Installation Recommendation Professional installation recommended. Installation Guide Call in for instructions. Package Content Rear Lip Spoiler x1 (1 pcs) Material Pre-preg Carbon: - Real Pre-preg (Dry) Carbon Fiber with UV Protection Clearcoat. Carbon Pattern Options Woven 3k (default option): Woven Carbon Fiber (Standard 2x2 or 3k) - the most common carbon fiber weave. 2x2 w