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Wehrli Custom Fab 3" Y‑Bridge Kit for 2006–2007 LBZ Duramax in WCFab Red replaces the factory upper intake bridge with a durable, bolt‑together two‑piece 3" bridge. Mandrel‑bent intercooler pipes, CNC flanges and new seals provide a secure, full‑diameter airflow path that eliminates OEM slip‑fit failure points. Kit includes silicone boot, stainless clamps and all install hardware for a direct bolt‑on fit on stock trucks.
Wehrli 06-07 Chevrolet Duramax LBZ 3in. Y-Bridge Kit - WCFab Red
