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The K&N 33-5005HBK Diesel Dryflow Lifetime Air Filter is the best high-performance drop-in upgrade for 2013-2026 RAM 2500/3500 trucks with the 6.7L Cummins Turbo Diesel engine. Featuring K&N's oil-free synthetic Dryflow media with layered cotton and synthetic construction, this washable, reusable filter delivers increased airflow, improved horsepower and torque, and up to 99% filtration efficiency all without the mess of traditional oiled filters. Ideal for heavy towing, daily driving, or performance builds on 6.7L Cummins platforms, it installs easily into the factory air box and is backed by K&N's No-Hassle Lifetime Limited Warranty.
Key Features
- Performance Gains: Increased airflow for improved horsepower, torque, and throttle response.
- Long-Lasting Durability: Designed to provide engine protection while delivering better performance.
- Direct replacement for factory air filter fits 2013-2026 RAM 2500/3500 with 6.7L Cummins Turbo Diesel.
- Improves airflow for better performance while maintaining excellent engine protection.
- Open factory air box, remove old filter, install K&N Dryflow filter, close air box ready to drive.
- Oil-free synthetic media provides high airflow and easy maintenance no re-oiling required.
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| 2013-2025 | Ram | 2500 | Big Horn, Laramie, Laramie Limited, Laramie Longhorn, Limited, Limited Longhorn, Lone Star, Outdoorsman, additional manufacturer-listed applications |
| 2013-2025 | Ram | 3500 | Big Horn, Laramie, Laramie Limited, Laramie Longhorn, Limited, Limited Longhorn, Lone Star, SLT, additional manufacturer-listed applications |
Specifications
| Brand | K&N Engineering |
|---|---|
| Manufacturer Part Number | 33-5005HBK |
| Product Type | Air Filters - Direct Fit |
| Fitment Type | Vehicle Specific |
| Condition | New |
What's Included
One new K&N air filters - direct fit identified by manufacturer part number 33-5005HBK. 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 33-5005HBK 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.
Is K&N 33-5005HBK washable and reusable?
Serviceability depends on the exact media used for this part number. Follow the K&N cleaning and oiling directions for this filter and never apply oil to media specified as dry.
What should be checked after installing K&N 33-5005HBK?
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
- Estimated time: 5-10 minutes, very easy difficulty, no tools required
- Open factory air box, remove old filter, install K&N Dryflow filter, close air box ready to drive
- Professional installation optional no modifications or tuning needed
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