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The K&N KNN70-3070 NextGen Aluminum Cold Air Intake is engineered for the Chevrolet Silverado 1500 equipped with the 4.8L, 5.3L, or 6.2L V8 engine. An American-made 6063 aluminum intake tube feeds colder, denser air to the engine while boosting measured airflow up to 23% over the stock plastic intake system. K&N's dyno testing recorded gains of up to 15.3 horsepower and 13.3 lb-ft of torque without any tune or ECU modification required.
Key Features
- KNN70-3070 increases airflow up to 23% over factory intake on 2009-2013 Silverado V8
- Dyno-tested gains of up to 15.3 HP and 13.3 lb-ft of torque, no tune required
- American-made 6063 aluminum tube resists heat and flex better than factory plastic
- Includes washable, reusable K&N High-Flow Lifetime Air Filter with oiled cotton media
- NextGen aluminum air box protects intake charge from engine bay heat
- Installs in under 60 minutes using basic hand tools
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| 2009-2014 | Cadillac | Escalade | Luxury, Platinum, Premium |
| 2009-2014 | Cadillac | Escalade ESV | Luxury, Platinum, Premium |
| 2009-2013 | Cadillac | Escalade EXT | Luxury, Premium |
| 2009-2013 | Chevrolet | Avalanche | Black Diamond LS, Black Diamond LT, Black Diamond LTZ, LS, LT, LTZ |
| 2009-2013 | Chevrolet | Silverado 1500 | LS, LT, LTZ, WT, XFE |
| 2009-2014 | Chevrolet | Suburban 1500 | LS, LT, LTZ |
| 2009-2014 | Chevrolet | Tahoe | LS, LT, LTZ, PPV, SSV |
| 2009-2013 | GMC | Sierra 1500 | Denali, SL, SLE, SLT, WT, XFE |
| 2009-2014 | GMC | Yukon | Denali, SLE, SLT |
| 2009-2014 | GMC | Yukon XL 1500 | Denali, SLE, SLT |
Specifications
| Brand | K&N Engineering |
|---|---|
| Manufacturer Part Number | 70-3070 |
| Product Type | Cold Air Intakes |
| Fitment Type | Vehicle Specific |
| Condition | New |
What's Included
One new K&N cold air intakes identified by manufacturer part number 70-3070. Hardware, adapters, clamps, hoses, filters, and service supplies are included only when stated for this exact product.
About K&N Engineering
K&N develops reusable air filtration, intake, oil filtration, fuel filtration, and related performance products for vehicle-specific and dimensional applications.
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Frequently Asked Questions
How do I confirm K&N 70-3070 fits my vehicle?
Match the year, make, and model in the fitment table, then confirm the engine, factory housing, sensor layout, emissions notes, and any application restrictions stated for this exact part.
Does K&N 70-3070 require tuning or emissions verification?
Requirements vary by vehicle and intake configuration. Check the current K&N application and emissions notes, and complete any required calibration before full-load operation.
What should be checked after installing K&N 70-3070?
Verify seals, clamps, fasteners, hoses, sensors, wiring, and surrounding clearance as applicable. Check for leaks or contact, then follow the manufacturer service and reinspection schedule.
Installation Instructions
- Disconnect the negative battery cable before starting installation
- Remove the factory air box cover and loosen the intake boot clamp at the throttle body
- Unplug all sensor connectors from the stock intake assembly
- Remove the factory air box base and plastic intake tube
- Route the KNN70-3070 aluminum tube into position per the included instructions and reconnect all sensors
- Mount the NextGen aluminum air box and secure with provided fasteners
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