Banks Power Ram-Air Intake System (2015 GM 6.6L Duramax)

Banks Power Ram-Air Intake System (2015 GM 6.6L Duramax)

SKU: 42248

Testing, testing & more testing.

The Banks Power 42248 Ram-Air Intake System for your 2015 GM 6.6L Duramax LML is is tested and proven. They start out as CAD software prototypes and are put through flow simulations. After a hardware prototype is made, it's tested on a flowbench. Then it's tested on the vehicle. And finally, Banks' density-tests the Ram-Air against stock and many competitors.

Proven design. Proven performance.
Thanks to its enclosed cold-air housing, huge inlet, giant dome-shaped lifetime filter and streamlined design, Banks Ram-Air Intake maximizes the flow of cool, dense air to the engine for greater power and fuel economy. It flows 35% better than stock. And delivers greater air density to the turbo's inlet than the stock system and every competitor tested!

It's all about density.
And Banks Ram-Air Intakes deliver. The harder you work your truck, the more Banks Ram-Air Intake improves power and fuel economy!

Longer service life, too.
An aftermarket exclusive: with 5" bellows, Banks Ram-Air accommodates engine movement, which protects the components and extends service life. What's more, Ram-Air is designed to not cause fault or error codes.


  • Washable, Re-usable Air filter
  • Increased Flow & Performance
  • Bolt-In Replacement For Factory Air Box

CA Residents: CARB E.O. Number on file - LEGAL for use in California.


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