
If you’re looking for greater power and fuel economy for your 2011-2012 GMC/Chevy 6.6L Duramax LML, Banks Ram-Air Intake Systems are tested and proven. 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! Add on the optional Super-Scoop, and the results are even better!
Key Features
- Extensively tested & validated
- Increases air density, power & fuel economy
- Reduces exhaust gas temps (EGTs)
- Outflows stock up to 35%
- Optional Super-Scoop® rams cold air for more power
Gale Banks talks Ram-Air on the Speed Channel
Banks Ram-Air Intake Systems deliver. The harder you work your truck, the more Banks Ram-Air Intake improves power and fuel economy!
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.

Banks Ram-Air Intake System 42220 will fit vehicles with the following engine:
- 2011 – 2012 Chevy/GMC 6.6L Duramax LML
- Silverado/Sierra 2500/HD
- Silverado/Sierra 3500/HD
Gale Banks on the Speed Channel

Links
- Manufacturer Product Web Page
- Product Installation Manual
- Manufacturer Product Support
- Manufacturer Warranty
Manufacturer Contact Info:
800-601-8072
Gale Banks Engineering
546 S. Duggan Avenue
Azusa, CA 91702







