Heat / Sound Insulator Firewall - 2001-2007 GM 6.6L Duramax - Silver Air Bag 5x thicker than stock quench

5x thicker than stock quench and tempered 100

Can 3x the life of injection components

2011-2016 GM Allison 1000/2000 4x4 5/6 Speed Transmissions (128021011)

Turbocharger Installation Kit for 2007

Heat / Sound Insulator Firewall - 2001-2007 GM 6.6L Duramax - Silver Air Bag 5x thicker than stock quenchDiesel 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