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“aFe Magnum FORCE Stage-2 Pro 5R Cold Air Intake System 17-19 GM Silverado/Sierra 2500HD/3500HD”
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Supplier details checked 2026-09-23 · Test catalog
Magnum FORCE Stage-2XP Cold Air Intake System w/ Pro 5R Filter GM Diesel Trucks 17-19 V8-6.6L (td) L5P
Magnum FORCE Stage-2XP Cold Air Intake System w/ Pro 5R Filter
The Stage-2's oversized filter and open design not only draws attention, but also unleashes an aggressive turbo whistle sound when your under power.
Utilizes Factory Mounting Locations for a Fast and Easy Installation (Roughly 15 Minutes)
Open-Element Design Showcases the Air Filter and Delivers an Aggressive Air Intake Sound
Filter-to-Housing Interface Features Fewer Parts for Easy Filter Removal and Maintenance
Washable and Reusable Pro 5R Air Filter for Maximum Performance
Dyno-Proven Gains up to +8 HP & +19 Lbs. x Ft. TQ
Measured Flow: 750 CFM @ 7" H2O
Outflows Factory Intake by 81%
aFe Magnum FORCE Stage-2 Pro 5R Cold Air Intake System 17-19 GM Silverado/Sierra 2500HD/3500HD
Magnum FORCE Cold Air Intake System
Magnum FORCE Intake
This 9" 360-degree radial flow air filter features a 5" flange and our pre-oiled Pro 5R media with five layers of progressively finer cotton gauze media for maximum performance. It provides your engine with the largest amount of high-flowing air and delivers the highest power gains in most cases. This media is perfect for street and/or track use. Its inverted top makes for more filter surface area, resulting in longer service intervals. The included massive air filter is surrounded by an open-element XLPE (Cross-linked Polyethylene) polymer housing that minimizes warm engine air for maximum performance. Its open design allows for easy viewing of the air filter and delivers an aggressive Air Intake sound. The system utilizes the vehicle's OE air inlet with no additional hardware. This system features a high quality, computer-designed, dyno-tuned intake tube to achieve maximum power gains while maintaining a perfect fit. Its XLPE material is heat soak resistant and extremely durable. This is a direct fit intake system that utilizes factory mounting points and requires no cutting or modifications. All necessary clamps and hardware are included. Its rev
