Banks Power 42220-D Ram-Air Intake System with Dry Filter
2011-2012 GM 6.6L Duramax LML
✔ QuickShips by Next Business Day*
Testing, testing & more testing.
The Banks Power 42220-D Ram-Air Intake System with Dry Filter for your 11-12 GM 6.6L Duramax LML 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 synthetic dry 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
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
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