All parts › BMW M4 CSL › Body › Trunk lid › Ducktail spoiler
Ducktail spoiler
Part of Trunk lid
What it is
Integrated CSL spoiler lip.
What it does
Adds rear downforce and reduces lift.
How it fails
Cosmetic chips only.
| Material | CFRP |
|---|---|
| Spec | +45 kg downforce at 250 km/h |