The Wehrli 3" Y-Bridge Kit for 2007.5–2010 Duramax LMM replaces the OEM upper intake with a bolt-together, high-flow two-piece bridge and smooth mandrel-bent intercooler pipes. The assembly provides a secure sealing surface, CNC billet flanges and a full 3" tract, improving airflow significantly over stock. Compatible with stock trucks and requiring no tuning, it includes boots, clamps, seals and install hardware.
Wehrli 2007.5-2010 LMM Duramax High Flow 3in Y-Bridge Kit- Gloss Black