Banks Ram-Air Superiority. (2011-12) Flowbench developed, dyno proven cold-air intake with enclosed housing improves flow up to 35%. Increases power and fuel economy. Reduces exhaust gas temps and sooty, black smoke. Testing, testing and more testing. Banks Ram-Air Intake Systems are 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 inch 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. NEW FILTER OPTIONS! Choose from the traditional red, oiled filter or the all-new black, dry filter. Plus, you can even get an extra layer of filtration protection by adding a pre-filter to your order.

Vehicle Fitment

Years	Make	Model	Trim
2011–2012	Chevrolet	Silverado 2500 HD	LT
2011–2012	Chevrolet	Silverado 2500 HD	LTZ
2011–2012	Chevrolet	Silverado 2500 HD	WT
2011–2012	Chevrolet	Silverado 3500 HD	LT
2011–2012	Chevrolet	Silverado 3500 HD	LTZ
2011–2012	Chevrolet	Silverado 3500 HD	WT
2011–2012	GMC	Sierra 2500 HD	Denali
2011–2012	GMC	Sierra 2500 HD	SLE
2011–2012	GMC	Sierra 2500 HD	SLT
2011–2012	GMC	Sierra 2500 HD	WT
2011–2012	GMC	Sierra 3500 HD	Denali
2011–2012	GMC	Sierra 3500 HD	SLE
2011–2012	GMC	Sierra 3500 HD	SLT
2011–2012	GMC	Sierra 3500 HD	WT