Sinister Diesel

Sinister Diesel 05-10 Ford F250/350 Black (4wd Only) Leveling Kit

Sinister Diesel 05-10 Ford F250/350 Blue (4wd Only) Leveling Kit

Sinister Diesel 06-07 Dodge 5.9L Cummins Bypass Oil Filter System

Proper heat management from the cooling system is crucial on modified engines when you want trouble-free and reliable performance. The factory Duramax water pump is known to slip under load and can...

Even on freshly rebuilt, or brand new engines, the coolant is usually contaminated with microscopic particles including casting sand leftover from the manufacturing process, metal shavings, rust, and...

Sinister Diesel 08-10 Ford 6.4L Billet Blue Cap Kit

Sinister Diesel 08-10 Ford 6.4L Degas Bottle - Blue

Sinister Diesel 08-10 Ford 6.4L Fuel Filter Cap

Sinister Diesel 08-10 Ford 6.4L Powerstroke (Cold Side) Intercooler Pipe

Sinister Diesel 08-10 Ford 6.4L Powerstroke Cold Air Intake

It doesn't matter if your 6.4L Ford Powerstroke engine is brand new or has had a long service life, there are contaminants like casting sand leftover from the manufacturing process, metal shavings,...

Sinister Diesel 08-10 Ford Powerstroke F250/F350 6.4L Billet Catch Can

The Sinister Diesel Billet Fuel Plug/Cap for the 2008-2019 Powerstroke is a stylish and durable option to keep dirt and moisture from entering your fuel tank. The factory uses a small, flimsy plastic...

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...

Sinister Diesel 10-12 Dodge 2500/3500 Steering Box Support (2003-2009 w/ Updated 6-Bt Steering box)