GENUINE BMW 3 SERIES M PERFORMANCE REAR SPOILER, MATT BLACK. We offer for sale this GENUINE BMW 3 Series G20, G28. THIS LISTING IS FOR. 1 x Rear Spoiler, matt black. Some specifications of the following BMW vehicles. 3' G20 Saloon (10/2017 - 06/2022). 3' G20 Saloon LCI 07/2021. 3' G28 Saloon (01/2018 -