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Wehrli Custom Fabrication high-flow Y-bridge kit for 2011–2016 Chevrolet 6.6L LML Duramax replaces the restrictive OEM upper intake with a CNC-machined cast aluminum bridge that improves airflow by about 36%. The kit includes a 3" upper intercooler crossover pipe and billet resonator plate, connects to factory systems like the throttle valve and EGR, and is supplied as a bolt-on solution that requires no additional modifications for installation.
Wehrli 11-16 Chevrolet 6.6L LML Duramax High Flow Y-Bridge Kit - Brizzle Blue
