2021 GMC Sierra 3500 HD Air Intake Kit Parts
Choose your Engine for your 2021 GMC Sierra 3500 HD
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- Round; Red Air Filter; Natural Stainless Steel Clamp; Estimated Horsepower Gain 17.7 HP At 2500 RPM;Not Legal For Sale Or Use In California
- K/N s enclosed air box roto-molded cold air intake systems are guaranteed to provide an increase in horsepower and torque; and are protected by the K/N No-Hassle Lifetime Limited Warranty.
- Performance Air Intake System
- Product Attributes:
- WARNING CA Proposition 65: Yes
- Prop 65 Warning Label: Https://www.knfilters.com/images/l/prop65.jpg
- WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov
- Prop 65 (C, R or CR): Cr
-
Features:
- Guaranteed To Increase Horsepower And Torque
- Mandrel-Bent Aluminum Intake Tube Paired
- Oversized Oiled Cotton Air Filter
- Engineered To Provide High Airflow And Exceptional Filtration
- Replaces Factory Air Filter And Intake Tube
- 10-Year/Million Mile Limited Warranty
- An enclosed air box design helps protect the filter and inlet air from the heat of the engine bay, and the air box lid allows for quick and easy access to the filter without tools. A high-density polyethylene (HDPE) rotationally-molded tube helps increase the volume of airflow to your engine, and provides a guaranteed increase in horsepower and torque. These systems are paired with a washable, reusable High-Flow Air Filter featuring oiled cotton filter media. The oversized, conical design of the filter allows you to go up to 100,000 miles between filter services under normal highway driving conditions. The system can typically be installed in less than 60 minutes. Some intakes are not legal for sale or use on any pollution controlled motor vehicle in California. See the product specifications for CARB status on each part for a specific vehicle.
Additional Fitment Information:
| Vehicle | Block | CC | Fuel Type | Engine | CID |
|---|---|---|---|---|---|
| 2021 - GMC Sierra 3500 HD | V | 6571 | GAS | 8 Cyl 6.6L | 401 |
- Round; Red Air Filter; Natural Stainless Steel Clamp; Estimated Horsepower Gain 20.38 HP At 3702 RPM;Not Legal For Sale Or Use In California
- K/N s mandrel-bent aluminum cold air intake systems are guaranteed to provide an increase in horsepower and torque; and are protected by the K/N No-Hassle Lifetime Limited Warranty.
- Performance Air Intake System
- Product Attributes:
- WARNING CA Proposition 65: Yes
- Prop 65 Warning Label: Https://www.knfilters.com/images/l/prop65.jpg
- WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov
- Prop 65 (C, R or CR): Cr
-
Features:
- Guaranteed To Increase Horsepower And Torque
- Mandrel-Bent Aluminum Intake Tube Paired
- Oversized Oiled Cotton Air Filter
- Engineered To Provide High Airflow And Exceptional Filtration
- Replaces Factory Air Filter And Intake Tube
- 10-Year/Million Mile Limited Warranty
- Gain a guaranteed increase in horsepower and torque with a K&N cold air intake system featuring a mandrel-bent aluminum intake tube. Each system is paired with a washable, reusable High-Flow Air Filter featuring oiled cotton filter media. The oversized, conical filter design allows you to go up to 100,000 miles between filter services under normal highway driving conditions. A custom heat shield or air box helps protect intake air from the high temperature of your engine bay, and the entire system can typically be installed in less than 60 minutes. Some intakes are not legal for sale or use on any pollution controlled motor vehicle in California. See the product specifications for CARB status on each part for a specific vehicle.
Additional Fitment Information:
| Vehicle | Block | CC | Fuel Type | Engine | CID |
|---|---|---|---|---|---|
| 2021 - GMC Sierra 3500 HD | V | 6571 | GAS | 8 Cyl 6.6L | 401 |
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