The WCFab Stage 3 High Flow Bundle for 2007.5–2010 Chevrolet 6.6L Duramax LMM pairs intake and intercooler upgrades with a 3in stainless downpipe to boost airflow and exhaust flow for improved turbo performance. Included are 4in intake tubes, a 4.8in intake horn, CNC flanges with double o‑ring seals and heavy‑duty silicone boots and clamps. The complete kit is finished in Candy Red and fits as a bolt‑on replacement without tuning.
Wehrli 07.5-2010 Chevrolet 6.6L Duramax LMM Stage 3 High Flow Bundle Kit - Candy Red