Oil Caps

GrimmSpeed 13+ Subaru BRZ 22+ WRX Engine Bay Dress-Up Caps

Perrin 15-22 Subaru WRX / 19-24 Subaru Ascent Cam Solenoid Cover - Pink

HKS Toyota Type 1 Oil Filler Cap

EPI Oil Cap

EPI Oil Cap

Sinister Diesel 2017+ Ford Powerstroke Windshield Washer Cap

Sinister Diesel 03-07 Ford Powerstroke 6.0L Windshield Washer Fluid Cap

Sinister Diesel Chevy Duramax L5P Master Cylinder Cap

This new Coolant Reservoir (Degas) Cap functions like a factory cap, but features custom Sinister Diesel looks. The cap fits OEM or Sinister Diesel Coolant Reservoir for the 2001-2016 GM Duramax. It is made from CNC machined, solid billet T6-6061...

Sinister Diesel 20+ Ford Powerstroke 6.7L Coolant Reservoir (Degas) Cap

This new Coolant Reservoir (Degas) Cap functions like a factory cap, but features custom Sinister Diesel looks. The cap fits OEM or Sinister Diesel Coolant Reservoir for the 2013-2019 Dodge Ram 2500 3500 6.7L Cummins. It is made from CNC machined, solid...

This new Coolant Reservoir (Degas) Cap functions like a factory cap, but features custom Sinister Diesel looks. The cap fits OEM or Sinister Diesel Coolant Reservoir for the 2001-2016 GM Duramax. It is made from CNC machined, solid billet T6-6061...

Weapon R Acura/Honda Billet Aluminum Turbo look Oil Cap - Purple

Weapon R Acura/Honda Billet Aluminum Turbo look Oil Cap - Yellow/Gold

Weapon R Acura/Honda Billet Aluminum Turbo look Oil Cap - Blue