6 PCS 33mm Swirl Flap Flaps Delete Removal Blanks Plugs for BMW M57 (6-cylinder)(Black)

1. To remove the swirl flaps you will need one piece per cylinder, so 6 per engine.
2. Swirl flap for replacement.
3. Material: Aluminum + Silicone
4. Durable and lightweight.
5. Suitable for: BMW
6. Size: 33mm