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The K&N 50-3103 NextGen Cold Air Intake system replaces the factory air intake on 2020-2025 Chevrolet Silverado 2500 HD and 3500 HD models with 6.6L V8 gas engines plus compatible GMC Sierra 2500 HD and 3500 HD variants. Dyno-tested gains of 20.56 horsepower and 28.1 lb-ft torque at 3702 RPM deliver stronger acceleration and towing capability. This bolt-on upgrade uses a reusable high-flow filter for ongoing performance without frequent replacements.
Key Features
- Dyno-Tested Power Gains: Delivers 20.56 HP and 28.1 lb-ft torque increase at 3702 RPM with no ECU tune required for immediate drivability improvements.
- 83.2% More Airflow: HDPE rotationally molded intake tube reduces restrictions over stock intake for better engine breathing and efficiency.
- Lifetime Reusable Air Filter: Part RU-1044 red oiled cotton media filter handles up to 100000 miles between cleanings under highway conditions.
- Quick Installation: Bolt-on design completes in under 60 minutes using basic hand tools and Quick-Lock mounting system.
- Heat-Protected Air Box: Custom NextGen enclosure shields incoming air from engine heat while providing superior filtration.
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| 2020-2025 | Chevrolet | Silverado 2500 HD | Custom, High Country, LT, LTZ, WT, ZR2 |
| 2020-2025 | Chevrolet | Silverado 3500 HD | High Country, LT, LTZ, WT |
| 2020-2025 | GMC | Sierra 2500 HD | AT4, AT4X, Denali, Pro, SLE, SLT |
| 2020-2025 | GMC | Sierra 3500 HD | AT4, Denali, Pro, SLE, SLT |
Specifications
| Brand | K&N Engineering |
|---|---|
| Manufacturer Part Number | 50-3103 |
| 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 50-3103. 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.
Related K&N Engineering Products
- Shop all K&N Engineering products
- K&N 20-21 Chevy / GMC 2500/3500 6.6L V8 Performance Air Intake System
- K&N 2020+ Chevrolet Silverado 2500/3500 V8-6.6L DSL Performance Intake System
- K&N 21-24 Chevrolet Silverado 1500 V8 5.3L/6.2L F/L NextGen Dryflow Cold Air Intake
Frequently Asked Questions
How do I confirm K&N 50-3103 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 50-3103 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 50-3103?
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
- Uses basic hand tools and completes in approximately 60 minutes.
- Includes all clamps hoses brackets and hardware for direct factory replacement.
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