SKU: 51-12922-B | UPC: 802959514559
aFe MagnumFORCE Intake Stage-2 Pro DRY S 2017-2021 BMW 230i/330i/430i L4-2.0L (t) B48/B46
This aFe Power MagnumFORCE Stage-2 Cold Air Intake System with Pro DRY S filter delivers dyno-proven gains of +9 HP and +11 ft lbs torque at 3800 RPM for BMW 230i, 330i and 430i models equipped with the 2.0L turbo B46/B48 engine. It replaces the restrictive factory airbox with a high-flow 360-degree radial flow filter and CAD-designed roto-molded tube for unrestricted airflow and throttle response. Direct bolt-on design ensures perfect fit on F2x/F3x chassis without modifications.
Key Features
- Pro DRY S Oil-Free Filter: 7-inch tall conical filter with 3-layer synthetic media captures 99.2% of harmful contaminants while flowing 93% more air than factory paper filter for consistent power.
- CAD-Designed Roto-Molded Intake Tube: Dyno-tuned 3.5-inch diameter tube minimizes restrictions and smooths airflow for immediate horsepower and torque improvements across the powerband.
- Vacuum-Formed Plastic Heat Shield: Lightweight cover with auxiliary air inlet shields the filter from engine heat, reduces intake noise and provides a factory-style underhood appearance.
- Open Air Box Design: Enclosed housing with sight window allows easy filter inspection while directing cool outside air to the turbo for lower intake temps and higher boost efficiency.
- Complete Bolt-On Kit: Includes all clamps, couplers, hardware and MAF sensor provisions for 90-minute installation without cutting or drilling OEM parts.
Product Notes
- Filter is reusable and cleanable with aFe POWER CLEANER service kit for long-term performance.
- Pro DRY S media requires no oiling and resists water for all-weather reliability.
- Ships fully assembled in protective foam packaging to prevent damage.
Installation Notes
- Professional installation recommended.
- Remove factory airbox and intake tube. no ECU tuning or modifications needed.
- All hardware and vacuum lines included for direct fit on stock engine bays.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2017-2021 | BMW | 230i | Base |
| 2017-2021 | BMW | 230i xDrive | Base |
| 2017-2018 | BMW | 330i | Base |
| 2017-2018 | BMW | 330i xDrive | Base |
| 2017-2019 | BMW | 330i GT xDrive | Base |
| 2017-2020 | BMW | 430i | Base |
| 2017-2020 | BMW | 430i Gran Coupe | Base |
| 2017-2020 | BMW | 430i xDrive | Base |
| 2017-2020 | BMW | 430i xDrive Gran Coupe | Base |
Why Choose aFe Power?
- Engineered and dyno-tested in the USA for real-world gains on specific BMW applications.
- Made with durable roto-molded plastic and premium synthetic filters for lifelong performance.
- Over 25 years of intake expertise with millions of miles of proven reliability.
Frequently Asked Questions
- Q: Does this intake fit my 2018 BMW 330i xDrive with B48 engine?
A: Yes, it provides direct bolt-on fit for all listed 2017-2021 BMW 230i/330i/430i models including xDrive variants with stock B46/B48 2.0L turbo engines. - Q: What materials are used in the Pro DRY S filter?
A: Three layers of progressive mesh synthetic media with a wire mesh backing, fully oil-free and washable for easy maintenance. - Q: Is professional installation required and what tools are needed?
A: Bolt-on install takes under 90 minutes with basic hand tools. no cutting, drilling or tuning required, though professional help advised for optimal results.
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Secure foam-lined cardboard box measuring 22 in L x 14 in W x 12 in H
- Weight: 7.85 lbs (product), 10 lbs (shipping)





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