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The Wehrli High-Flow Stage 1 intercooler pipe bundle for 2011–2016 Duramax LML replaces weak factory plumbing with one-piece 3" and 3.5" aluminum pipes to improve airflow and turbo spool response. Upgraded silicone boots handle higher boost pressures to reduce leaks; included threaded bung and billet turbo resonator plate retain OEM sensor and horn functions. Bolt-on, finished in Illusion Blueberry powdercoat.
Wehrli 11-16 Duramax LML High Flow Bundle Kit Stage 1 - Illusion Blueberry
