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Wehrli Custom Fab 3" Y-Bridge kit for 2007.5–2010 Duramax LMM replaces the factory upper intake bridge with a bolt-together, high-flow 3" assembly. The kit provides CNC-machined billet flanges, smooth mandrel bends and a full 3" tract from intercooler to engine, eliminating common OEM failure points while remaining compatible with stock trucks. Includes silicone boot, clamps, seals and hardware; no tuning required and offers up to 36% improved airflow over stock.
Wehrli 2007.5-2010 LMM Duramax High Flow 3in Y-Bridge Kit- WCFab Red
