This newly designed Sinister Diesel Oil Fill Cap functions like a factory cap, but features custom Sinister Diesel looks. The cap fits the 2005-2023 Chevy/GMC Duramax engines. It is made from CNC machined, solid billet T6-6061 aluminum Available in gray or Sinister Blue, this cap looks as good as it works!
Features:
- Anodized in Sinister Blue
- CNC Machined from T6-6061 Billet Aluminum
- Etched Sinister Diesel Logo
- New Design "Engine Oil" Logo
- Direct replacement for factory cap
- Fits 2005-2022 Chevy/GMC Duramax engines
Includes:
- (1) Sinister Diesel Oil Fill Cap
