1' F20 LCI (05/2014 - 06/2019)
- 114d, B37
- 116d, B37
- 116d ed, B37
1' F21 LCI (05/2014 - 06/2019)
- 114d, B37
- 116d, B37
- 116d ed, B37



The Plug is designed to block the hole left in the inlet manifold of the B37 engine when the swirl flaps are removed.
Once installed the swirl flap motor housing is refited it holds the bung in place.
Specification: