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The WCFab Stage 3 High Flow Bundle for 2007.5–2010 Chevrolet 6.6L Duramax LMM adds a 3in stainless downpipe to an upgraded intake tract to increase turbo airflow and exhaust flow. The kit includes 4in aluminum piping, a 4.8in intake horn, CNC flanges with double o‑ring seals and durable silicone boots and clamps. Finished in WCFab Grey, this bolt‑on package is designed to fit stock trucks without requiring tuning.
Wehrli 07.5-2010 Chevrolet 6.6L Duramax LMM Stage 3 High Flow Bundle Kit - WCFab Grey
