Wehrli WCFab high-flow intercooler pipe kit for 2011-2016 Duramax LML upgrades airflow between the turbo and engine with larger one-piece pipes and upgraded silicone boots to reduce boost leaks and improve turbo spool and throttle response. Features a 3-inch upper crossover (about 18% airflow gain), 3-inch driver side and 3.5-inch passenger cold pipe (about 23% gain), billet turbo resonator plate, threaded bung for OEM intake temp sensor and upgraded boots. Finished in Brizzle Blue, bolt-on, made in USA.
Wehrli 11-16 Duramax LML High Flow Bundle Kit Stage 1 - Brizzle Blue