Banks Boost Tubes are the largest charge air cooler pipes in the industry! Featuring a full mandrel bent 3.5" diameter compared to competitors’ 3” or the the stock 2.5" crush-bent tubes. Made of high-quality aluminized steel, Banks Boost Tubes allow for a quicker turbo spool by improving boost pressure retention (increasing air density) between turbo, intercooler, and intake resulting in maximum horsepower.

Greater cooling capacity
Improves airflow by 87% over stock
Allow the turbocharger to spool up faster
Constant diameter tubing for the best flow
Billet venturi couplers maintain boost pressure
Compliments Derringer Tuner, Ram-Air Intake , and Monster Exhaust
Bung for a temperature probe
Flows 680 CFM vs 364 CFM stock
5-ply heavy-duty silicone couplers
Spring-loaded constant tension clamps
Mandrel-bent aluminized steel construction
Huge increase in size and flow over stock and competitors (3.5" vs 2.5")

Emissions Compliant: 49 State
Boost Tube Upgrade Kit, Red powder-coated (Set) for 2017-2019 Chevy/GMC 2500/3500 6.6L Duramax, L5P
Increases throttle response and reduces turbo lag

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.
2019 GMC SIERRA 3500 HD 6.6L DIESEL 2019 GMC SIERRA 2500 HD 6.6L DIESEL 2019 CHEVROLET SILVERADO 3500 6.6L DIESEL 2019 CHEVROLET SILVERADO 2500 6.6L DIESEL 2018 GMC SIERRA 3500 HD 6.6L DIESEL 2018 GMC SIERRA 2500 HD 6.6L DIESEL 2018 CHEVROLET SILVERADO 3500 6.6L DIESEL 2018 CHEVROLET SILVERADO 2500 6.6L DIESEL 2017 GMC SIERRA 3500 HD 6.6L DIESEL 2017 GMC SIERRA 2500 HD 6.6L DIESEL 2017 CHEVROLET SILVERADO 3500 6.6L DIESEL 2017 CHEVROLET SILVERADO 2500 6.6L DIESEL