2013–2018 Cummins K&N Cold Air Intake System
Available in Two Options: Oiled Filter (63 Series) & DryFlow Filter (50 Series)
Upgrade the airflow, power, and sound of your 6.7L Cummins with a high-performance K&N Cold Air Intake. Designed to replace the restrictive factory intake system, K&N delivers increased airflow, improved throttle response, and a more aggressive turbo sound—without requiring a tune.
K&N 63 Series (Oiled Filter)
The 63 Series AirCharger is K&N’s classic performance intake system featuring a washable, reusable oiled cotton filter for maximum airflow and horsepower gains.
Key Features:
- High-flow oiled cotton filter for maximum performance
- Increases horsepower and torque (no tune required)
- Reusable filter lasts up to 100,000 miles between services
- Free-flowing intake tube reduces restriction
- Improves throttle response and engine sound
- Easy installation with basic hand tools
Best For:
Performance-focused builds, towing, and drivers looking for maximum airflow and power gains.
K&N 50 Series (DryFlow Filter)
The NextGen DryFlow system uses an oil-free synthetic filter, making it easier to maintain while still delivering strong airflow and performance improvements.
Key Features:
- Oil-free DryFlow filter (no re-oiling required)
- Washable and reusable with simple cleaning process
- High-density intake tube increases airflow and efficiency
- Enclosed airbox helps protect against engine heat
- Typically installs in under 60 minutes
Best For:
Daily drivers and low-maintenance setups that want performance without filter oil upkeep.
Performance Benefits
- Increased airflow for better combustion
- Gains in horsepower & torque
- Improved throttle response
- Enhanced turbo spool and sound
- Better overall engine efficiency
K&N systems are engineered to reduce intake restriction and allow your Cummins to breathe easier, resulting in noticeable performance improvements across the RPM range.
Fitment
- 2013–2018 Ram 2500 / 3500
- 6.7L Cummins Diesel
Which One Should You Choose?
- Go 63 Series (Oiled): Maximum airflow + performance
- Go DryFlow (50 Series): Easier maintenance + daily driving