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The Wehrli Stage 1 High Flow bundle for 2007.5–2010 Duramax LMM upgrades the factory Y-bridge to a supported 3" bolt-together design and adds full 3" hot and 3.5" cold intercooler pipes with mandrel bends and CNC flanges. Upgraded silicone boots with stainless t-bolt clamps and double o-ring seals reduce boost leaks and failure points. The kit installs with basic tools, includes required hardware, and is finished in a durable custom powder coat.
Wehrli 2007.5-10 Chevrolet Duramax LMM Stage 1 High Flow Bundle Kit - Kiwi Green
