2007-2009 Cummins Boost Tube Upgrade Kit (25991)

Get ready for a turbo boost like no other with this 2007-2009 Cummins Boost Tube Upgrade Kit! This Banks cold side Boost-Tube has a whopping 40% greater flow area than stock tubes. Crafted from high-quality aluminized steel and mandrel bent for a consistent diameter, these tubes are all about giving your ride some serious power. Plus, our powder-coat finish and 4- and 5-ply high-temperature silicone couplers (with spring-loaded clamps for a secure fit) make sure things don't slip and slide when things get hot . And with the option to use either your stock elbow or our upgraded Banks Monster-Ram Gen 2, you'll be hitting max horsepower in no time.

Part Number: 25991

• Cold Side (Driver Side) Boost-Tube Only
• 3.5 inch constant diameter vs Stock 2.73 inch
• More density maintained from turbo to intake
• Constant diameter tubing for the best flow
• Mandrel-bent aluminized steel construction
• 4 and 5-ply heavy-duty silicone couplers
• 40% greater flow area compared to stock
• Spring-loaded constant tension clamps
• Increase performance and lower EGTs
• Greater cooling capacity
• Perfect fit and finish
• Combine with Banks Monster-Ram for the most power

• Cold Side (Driver Side) Boost-Tube Only
• This kit is designed to work with the Banks 3.5'' or 4.0'' Monster Ram and and stock intercooler (or aftermarket intercooler with stock inlet and outlet size and location).

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