GENUINE BMW G26 GRAN COUPE (INCLUDING i4). M PERFORMANCE REAR SPOILER, CARBON FIBRE. We offer for sale this GENUINE BMW 4 Series (G26) item, brand new in original packaging. THIS LISTING IS FOR. 1 x Rear Tailgate Spoiler, Carbon Fibre. For the following BMW model. M exterior package in carbon. G26 Gran Coupe including