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6L Duramax Silicone Coolant Hose Kit includes our signature lifetime warranty and is offered in black
Relocates Fuel System Closer To The Fuel Tank
the factory grid heater is removed
Hot oil temperatures must be kept under control
Choose between 6 power levels with switch
PPE Diesel 149000124 Heat / Sound Insulator Firewall - 2001-2007 GM 6.6L Duramax - Gold Color Engine Parts 6L Duramax Silicone Coolant HoseDiesel engines produce a lot of heat, especially in high output situations like towing, racing, and light to light driving. Time to upgrade your tattered, dirty firewall insulation with the brand new PPE Insulator Firewall. Create a barrier between you and the heat on your 1999 2007 Duramax diesel engine with this custom fit replacement. This functional upgrade features merrowed stainless steel wire edging for long lasting performance and grommets for