Expansion tank cap for BMW 1 series E81-E82-E87-E88

Plug on buffer tank for coolant,

For E81 & E87 LCI:
- 116 d N47
- 116 i 1.6 N43 & N45N
- 116 i 2.0 N43
- 118 d N47
- 118 i N43 & N46N
- 120 d N47
- 120 i N43 & N46N
- 123 d N47S
- 130 i N52N

For E82 & E88:
- 118 d N47
- 118 i N43 & N46N (E88 only)
- 120 d N47
- 120 i N43 & N46N
- 123 d N47S
- 125 i N52N
- 135 i N54 & N55
- M N54T (E82 only)

For E87:
- 116 i N45
- 118 d M47N2
- 118 i N46
- 120 d M47N2
- 120 i N46
- 130 i N52 Setting 1.4 bar