2001-2007 Duramax Heat / Sound Insulator Firewall (149000105)

Diesel 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 Heat / Sound Insulator Firewall.

Get a custom-fit replacement for your 2001-2007 Duramax diesel engine that acts as a barrier against heat. This practical upgrade has merrowed stainless steel wire edging and grommets for an OEM fit, while the ceramic fibre interior is sandwiched between tightly woven silicone fibreglass outer fabric and woven silica inner panel. With a resistant capability of up to 1,290°!  

Part Number: 149000105

GM Equivalent P/Ns: 15940303, 115078177, 15998600

• Tightly woven silicone fibreglass & silica outer fabrics
• Ceramic fibre interior.
• Merrowed stainless steel wire edging
• Reduced engine heat and noise entering the cab
• Can be installed without removing engine

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  what are the dimensions of product?

  Roughly 8-10 tall and wide, with a length just over 15".