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The WCFab turbo heat blanket for 2017–2023 6.6L L5P Duramax VGT applications is designed for competition trucks with VGT‑style turbochargers. The blanket keeps heat inside the turbo housing, decreasing underhood temperatures and helping maintain exhaust energy to the turbine. Built with high‑temperature exterior material, internal insulation rated above 2,500°F, stainless rivets and simple installation, it’s handmade in the USA.
Wehrli 17-23 GM 6.6L L5P Duramax VGT Exhaust Housing Heat Blanket
