Banks Power 17-19 Chevy/GMC 2500HD/3500HD Diesel 6.6L Boost Tube Upgrade Kit

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.