Oil Caps

Spectre s Oil Filler Cap is engineered to provide high quality replacement hardware for General Motors cars made in 1987 or later. Featuring a triple chrome-plated finish; this screw-in cap is manufactured using plastic.

The Spectre Oil Filler Twist-In Cap was designed to fit twist-lock type filler holes. This oil filler cap is made to exact OEM specifications making it the ideal replacement part. Made from triple chrome plated steel, Spectre's products are engineered...

Spectre's Oil Filler Plug is designed to perform as well as it looks, using high quality materials. Featuring a triple chrome plated steel cap for a lasting shine, the Spectre Oil Filler Plug fits any standard 1 1/4 inch oil filler-breather hole and is...

The Sinister Diesel Billet Fuel Plug/Cap for the 1999-2007 & 2020-20201 Powerstroke is a stylish and durable option to keep dirt and moisture from entering your fuel tank. The factory uses a small, flimsy plastic plug and the Sinister Diesel Fuel Plug is...

The Sinister Diesel Billet Fuel Plug/Cap for the 2008-2020 Powerstroke is a stylish and durable option to keep dirt and moisture from entering your fuel tank. The factory uses a small, flimsy plastic plug and the Sinister Diesel Fuel Plug is CNC Machined...

A cracked fuel filter cap can lead to air in the fuel system. That can result in hard starting or potential fuel injector issues. A cracked fuel filter cap can also cause a fuel leak, which is definitely a bad idea on a hot engine. Never worry about that...

This new Sinister Diesel Oil Fill Cap functions like a factory cap, but features custom Sinister Diesel looks. The cap fits 1999-2010 Powerstroke engines and 2007.5-2019 Dodge/Ram Cummins engines. It is made from CNC machined, solid billet T6-6061...

This new Sinister Diesel Oil Fill Cap functions like a factory cap, but features custom Sinister Diesel looks. The cap fits 1989-1998 Cummins 5.9L 12V engines. It is made from CNC machined, solid billet T6-6061 aluminum Available in gray or Sinister...

This new Coolant Reservoir Cap functions like a factory cap, but features custom Sinister Diesel looks. The cap fits OEM or Sinister Diesel Coolant Reservoirs for 1994-2016 Powerstroke engines. It is made from CNC machined, solid billet T6-6061 aluminum...

Dress up the engine bay in your truck and add some nice durability with this 08-10 Powerstroke billet cap kit from Sinister Diesel. The kit comes with replacement aluminum Oil Filler Cap, Fuel Filter Cap, and Oil Filter Cap. Each one has been designed as...

1985-1988 Chevrolet Nova 1.6 Liter MM5, 1985-1988 Chevrolet Nova 1.6 Liter MM5, 1988 Chevrolet Nova 1.6 Liter MS7, 1988 Chevrolet Nova 1.6 Liter MS7, 1985-1988 Chevrolet Nova 1.6 Liter MX1, 1998-2002 Chevrolet Prizm 1.8 Liter MB3, 1998-2002 Chevrolet...

1985-1988 Chevrolet Nova 1.6 Liter MM5, 1985-1988 Chevrolet Nova 1.6 Liter MM5, 1988 Chevrolet Nova 1.6 Liter MS7, 1988 Chevrolet Nova 1.6 Liter MS7, 1985-1988 Chevrolet Nova 1.6 Liter MX1, 1998-2002 Chevrolet Prizm 1.8 Liter MB3, 1998-2002 Chevrolet...