1.N20 (Turbocharged inline 4-cylinder)
2.N26 (SULEV Ultra-Low Emission Version)
1.Prevents oil leakage into combustion chamber
2.Reduces oil consumption & blue smoke
3.High durability for turbocharged engines (N54/N55)
4.Resistant to oxidation & fuel additives
Key Notes:
1.This seal is specifically designed for 4-cylinder N20/N26 engines
2.Not compatible with 6-cylinder engines (e.g., N52/N54/N55)
3.Always verify fitment using VIN in BMW ETK system before installation
Series | Chassis Code | Models | Engine |
1 Series | F20/F21 | 116i, 118i, 125i | N20/N26 |
3 Series | F30/F35 | 320i, 328i | N20/N26 |
5 Series | F10 | 520i, 528i | N20/N26 |
X3 | F25 | xDrive20i, xDrive28i | N20/N26 |