Stay Cool Under Pressure, GM 6.6L Duramax, Cutting-Edge Coolant Solutions

2001-2016 GM 6.6L Duramax Performance Silicone Upper and Lower Coolant Hose Kit

Ideal for stock or modified Duramax 6.6L diesel trucks, PPE's Silicone Coolant Hose Kits offer top-notch performance and durability. Engineered with 4-ply heat-resistant fibers, these hoses withstand high pressures and temperatures. The kit includes TIG welded, polished 304 stainless steel “T” fittings, ensuring no failures at junctions. The 5 mm thick silicone is twice as durable as factory hoses. This direct bolt-on upgrade requires no cutting or modifications, delivering a factory fit with enhanced performance.

Applications:
2001-2016 GM 6.6L Duramax

2001-2005 P/N
(119020100)

Product Link:
2001-2005 GM 6.6L Duramax Performance Silicone Upper and Lower Coolant Hose Kit

2006-2010 P/N
(119020200)

Product Link:
2006-2010 GM 6.6L Duramax Performance Silicone Upper and Lower Coolant Hose Kit

2011-2016 P/N
(119020300)

Product Link:
2011-2016 GM 6.6L Duramax Performance Silicone Upper and Lower Coolant Hose Kit
*All Hose Kits also come in Black, Red, Blue, Green, Yellow, and Orange

2001-2010 GM 6.6L Duramax Coolant Bypass Tube - Water Pump to Thermostat Housing

Specifically designed for use with the factory water pump. Fully polished 304 stainless steel construction looks great and prevents corrosion. The OEM mild steel pipe rusts and eventually leaks.

Applications:
2001-2005 GM 6.6L Duramax P/N (119000630)
2006-2010 GM 6.6L Duramax P/N (119000730)

Product Link:
2001-2010 GM 6.6L Duramax Coolant Bypass Tube - Water Pump to Thermostat Housing

 

2001-2010 GM 6.6L Duramax Engine Coolant Thermostat Housing

Corrosion is often seen on this stock part as they age out. This can lead to blockage and reduced cooling capability. Replace your corroded OEM thermostat housing bridge with the PPE high-strength, cast-aluminum Thermostat Housing. This high-quality upgrade is a direct replacement on to the OEM cylinder heads and is compatible with the factory thermostats, temperature sensor, and the stock thermostat cover.

Applications:
2001-2007 GM 6.6L Duramax

P/N
(119000500)

Product Link:
2001-2007 GM 6.6L Duramax Engine Coolant Thermostat Housing


Applications:
2007.5-2010 GM 6.6L Duramax Single Sensor

P/N
(119000510)

Product Link:
2007.5-2010 GM 6.6L Engine Coolant Thermostat Housing - Single Sensor


Applications:
2007.5-2010 GM 6.6L Duramax

P/N
(119000515)

Product Link:
1999-2016 GM Stainless Steel Heater Hose Connector

 

2001-2004 GM 6.6L Duramax Thermostat Housing Cover

Elevate your engine bay with PPE's Cast 304 Stainless Steel Thermostat Housing Cover – a sleek, corrosion-resistant replacement for your OEM cover. Upgrade effortlessly with this direct bolt-on accessory that seamlessly combines style and function. Experience hassle-free air bleeding from your coolant system using PPE's Black Anodized Aluminum Bleeder Screw.

Applications:

2001-2004 GM 6.6L Duramax

P/N
(119000530)

2004-2010 GM 6.6L Duramax

P/N
(119000540)

Product Link:
2001-2004 GM 6.6L Duramax Thermostat Housing Cover

 

2001-2010 GM 6.6L Duramax Engine Coolant Return Pipe

Specifically designed for use in conjunction with the factory thermostat housing. 304 stainless steel construction prevents corrosion compared with OEM mild steel pipe which is prone to rusting and eventually leaking. Allows for installation of factory turbo coolant return thermostat. Also great for marine applications.

Applications:

2001-2010 GM 6.6L Duramax

Raw P/N’s
2001-2004 (119001000)
2004.5-2005 (119001100)
2006-2010 (119001200)

Polished P/N’s
2001-2004 (119001030)
2004.5-2005 (119001130)
2006-2010 (119001230)

 Product Link:
2001-2010 GM 6.6L Duramax 304 Stainless Steel Engine Coolant Return Pipe

 

1999-2016 GM Stainless Steel Heater Hose Connector

The plastic HVAC heater hose connectors are a common failure point when the older part fatigues from heat and vibration. This PPE Stainless Steel Heater Hose Connector will provide excellent durability and corrosion resistance for the life of your vehicle.

Applications:
1999-2016 GM 6.6L Duramax

P/N:
(119020009)

Product Link:
1999-2016 GM Stainless Steel Heater Hose Connector

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