Sinister Diesel 01-05 GM Duramax 6.6L LB7/LLY Welded Water Pump - SD-WWP-01

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 serious problems and serious repair bills on modified...

Sinister Diesel Billet Water Pump for 2008-2010 Ford Powerstroke 6.4L - SD-WP-6.4

When you rely on your truck and demand the best performance, a plastic water pump impeller just isn't going to cut it. The plastic OEM water pump impellers in the 6.4 Powerstroke have been known to crack along the hub, leading to overheating and...

Sinister Diesel Billet Water Pump - 05-07 Ford Powerstroke 6.0L - SD-WP-6.0-05

When you rely on your truck and demand the best performance, a plastic water pump impeller just isn't going to cut it. The plastic OEM water pump impellers in the 6.0 Powerstroke have been known to crack along the hub, leading to overheating and...

Sinister Diesel Billet Water Pump for 2003-2004 Ford Powerstroke 6.0L - SD-WP-6.0-03

NOTE:If you have a 2004 model truck and have a 4EA or 4EB VIN code, measure your impeller size before ordering! You may be fitted with a 100mm impeller water pump, which we offerHERE, When you rely on your truck and demand the best performance, a plastic...

Sinister Diesel 03-07 Ford 7.3L Powerstroke Thermostat Housing - SD-THERMO-7.3

The Sinister Diesel Thermostat Housing is a drop-in replacement for the OEM housing, with several advantages. It's anodized billet aluminum construction resists corrosion that often plagues OEM units. The Precision CNC machining and thick base plate...

Sinister Diesel 03-07 Ford 6.0L Powerstroke Thermostat Housing - SD-THERMO-6.0

The Sinister Diesel Thermostat Housing is a drop-in replacement for the OEM housing, with several advantages. It's anodized billet aluminum construction resists corrosion that often plagues OEM units. The Precision CNC machining and thick base plate...

Sinister Diesel 03-07 Ford Powerstroke 6.0L Radiator Support Bracket - SD-RADSUP-6.0

Secure your radiator and add some good looks under the hood with our Sinister Diesel Radiator Support Brackets for the 2003-2007 Ford Powerstroke 6.0L. They're laser cut and CNC formed from aluminum for precision fit. We also TIG weld gussets for...

Sinister Diesel Radiator Cover for 1994-1997 7.3L Powerstroke - SD-RADCOVER-7.3-94

We're proud to introduce the new Sinister Diesel Radiator Support/Cover for the OBS (1994-1997) Ford Super Duty Powerstroke. It provides enhanced bracing and protection for the top of your radiator while adding a great eye-catching look. The main body of...

Sinister Diesel 03-07 Ford Powerstroke 6.0L Oil Cooler Kit (Includes Gaskets & O-Rings) - SD-OC-6.0

It's common knowledge that the oil cooler on the 6.0L PowerStroke is prone to failure which could leave you with costly repairs, so Sinister Diesel offers the Ford 6.0 Oil Cooler kit to make sure your truck stays running right. Better yet, this oil...

Sinister Diesel 11-16 GM Duramax LML (New Style) Coolant Filtration System - SD-LMLCF11

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...

Sinister Diesel 05-07 Ford Powerstroke 6.0L - 4WD Only (Blue) Radiator Hose Kit - SD-HOSEKIT-FORD-05-4WD

Factory coolant hoses are prone to abrasions and cracking over time that could lead to cooling system failures, but this 05-07 Powerstroke 6.0L 4wd radiator hose kit is the perfect way to ensure that your cooling system is reliable for years to come...

Sinister Diesel 2013-2015 GM Duramax 6.6L LML Degas Bottle - Blue - SD-DEGAS-LML-13

This Sinister Diesel Degas Bottle 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.This Part...