Spoiler Cap BMW 3 Touring G21 fits: BMW 3 Touring G21 2018 - COMPLETE SET CONTAINS: SPOILER EXTENSION WITH 3M TAPE DEGREASING CLOTH Product details: - the component is produced from ABS - it can be purchased in three sorts of surface structure: gloss, textured, or carbon - only one of the sides (the outer side) is covered with the surface look - 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 carbon, and gloss surface finishes are covered with a special protective film - the item is protected against UV light - it requires no painting (If you decide to paint your product you have to lay a primer layer before applying the paint job) The manufacturing of spoiler caps is not a straightforward process. The final phase of it includes manual processing, in addition to adding detailed finishes. This