The Weistec Engineering Billet Oil Filter Cap for the M133 engine is designed as a direct replacement for the plastic OEM cap. The Billet Oil Filter Cap is installed in the exact same manner as the OEM cap, using the same O-Ring that comes supplied with new oil filters.
- CNC machined 6061 aluminum
- Anodized Red or Black
- Direct replacement/bolt in for M133
- Utilizes factory O-Ring