Installed magnet in base for storage while fueling
The Sinister Diesel Billet Fuel Plug/Cap for the 2013+ Cummins 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 from solid billet aluminum and utilized a tight O-ring seal. It's laser etched with our Sinister Diesel logo and anodized in Limited Edition Sinister Green.