Spoiler Cap BMW 3 G20 fits: BMW 3 G20 2018 - 2022 BMW 3 G20 M-Pack 2018 - 2022 COMPLETE SET CONTAINS: SPOILER EXTENSION WITH 3M TAPE DEGREASING CLOTH Product details: - the product is made of ABS - the spoiler cap is accessible in three types of surface look: carbon, gloss, and textured - only one of the sides (the outer side) is covered with the surface finish - the entirety of the inner side of the cap is matte - every cap has double-sided acrylic 3M tape for mounting fastened along the inner side's whole length - the gloss, and carbon looks come secured with a protective foil - the cap is coated with a UV-repelling layer - it needs no additional paint job (If you decide to paint your product you have to lay a primer layer before applying the paint job) The production of spoiler caps is a complicated procedure and its final step consists of manual processing, and then adding finishing touches.