Cooling

Sinister Diesel Coolant Reservoir installs easily, even for a beginner, with basic hand tools in less than 30 minutes. Q: Does this item come with a new Cap?, N: No, it does not. However your factory cap will fit. Upgraded Caps are available here.This...

Sinister Diesel Coolant Reservoir installs easily, even for a beginner, with basic hand tools in less than 30 minutes. Q:.Does this item come with a new Cap?, N: No, it does not. However, your factory cap will fit. Upgraded Caps are available here.This Part...

Sinister Diesel Coolant Reservoir installs easily, even for a beginner, with basic hand tools in less than 30 minutes. Q:.Does this item come with a new Cap?, N: No, it does not. However your factory cap will fit. Upgraded Caps are available here.This Part...

The Sinister Diesel Universal Coolant Filter Kit is designed to extend the service life of your Duramax, Powerstroke, or Cummins-powered diesel truck by removing dangerous contaminants and deposits from inside the engine's cooling system. Whether your diesel engine is low on miles or has...

Removing contaminates such as the casting sand and metal shavings means your engine's water pump, EGR cooler and oil cooler will last longer. This kit is designed to bypass and filter small amounts of the engine's coolant while your diesel engine is running. The...

Removing contaminates such as the casting sand and metal shavings means your engine's water pump, EGR cooler and oil cooler will last longer. This kit is designed to bypass and filter small amounts of the engine's coolant while your diesel engine is running. The...

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 mineral deposits that can diminish the cooling system's ability to absorb heat. If these particles are...

Add years of life to your diesel engine with this Coolant Filter Bypass System. Removing contaminates such as the casting sand and metal shavings means your engine's water pump, EGR cooler and oil cooler will last longer. This kit is designed to bypass and...

Add years of life to your diesel engine with this Coolant Filter Bypass System. Removing contaminates such as the casting sand and metal shavings means your engine's water pump, EGR cooler and oil cooler will last longer. This kit is designed to bypass and...

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, rust, and mineral deposits floating in your coolant that can diminish the...

Removing contaminates such as the casting sand and metal shavings means your engine's water pump, EGR cooler and cooler will last longer. This kit is designed to bypass and filter small amounts of the engine's coolant while your diesel engine is running. The CNC...

Check out our new revision of the 6.0 Powerstroke Coolant Filtration System, It doesn't matter if your 6.0L 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,...

Check out our new revision of the 6.0 Powerstroke Coolant Filtration System, It doesn't matter if your 6.0L 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,...

The 5.9L Cummins Coolant Filter Kit from Sinister Diesel is designed to extend the service life of your 2003-2007 Dodge 2500 or 3500 diesel by removing contaminants that can damage your engine.Even on freshly rebuilt, or brand new engines, the coolant is probably contaminated...

Sinister Diesel Coolant Filtration System (W/ CAT) for 2020-2021 Ford Powerstroke 6.7L.

Removing contaminates such as the casting sand and metal shavings means your engine's water pump, EGR cooler and cooler will last longer. This kit is designed to bypass and filter small amounts of the engine's coolant while your diesel engine is running. The CNC...

It doesn't matter if your 6.0L 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, rust, and mineral deposits floating in your coolant that can diminish the...

Aeromotive High Flow Brushed Coolant Pump w/Universal Remote Mount - 27gpm - AN-12

Aeromotive High Flow Brushed Coolant Pump w/Universal Remote Mount - 27gpm - 3/4 NPT

Perrin 20-23 Subaru Outback XT & Legacy XT / 22-23 Wilderness Transmission Oil Cooler Kit for CVT