Boost Tube Upgrade Kit Red Powder Coated (Set) for 17-19 Chevy/GMC 2500/3500 6.6L Duramax L5P - Banks Power - 25999

Banks massive 3.5in boost tubes are the largest charge air cooler pipes on the market, flowing 680 CFM and 87% more air than stock! Smooth mandrel-bent tubes deliver more air to your engine while reducing boost pressure loss resulting in quicker turbo spool and more power. Key Features: Huge increase in size and flow over stock and competitors (3.5" vs 2.5"); Greater cooling capacity; Billet venturi couplers maintain boost pressure; Mandrel-bent aluminized steel construction; Constant diameter tubing for the best flow; Allow the turbocharger to spool up faster; Spring-loaded constant tension clamps; Improves airflow by 87% over stock; Flows 680 CFM vs 364 CFM stock; 5-ply heavy-duty silicone couplers Up to 87% less restrictive vs stock Flows 680 CFM vs 364 CFM stock