SKU: 51-12912-C | UPC: 802959514665
aFe MagnumFORCE Intake Stage-2 Pro DRY S 2016-2021 BMW 340i M240i 440i L6-3.0L (t) B58
This aFe Power Magnum FORCE Stage-2 Cold Air Intake System with Pro DRY S Filter delivers increased horsepower and torque for 2016-2021 BMW models equipped with the B58 3.0L turbo engine including 340i M240i and 440i variants. The system replaces the restrictive factory intake with a high-flow design that outflows stock by a wide margin for noticeable throttle response and acceleration improvements. Engineered for direct bolt-on installation it maintains perfect fitment without modifications.
Key Features
- Pro DRY S Oil-Free Filter: 7-inch tall 360-degree radial flow conical filter with 3 layers of synthetic media ensures maximum airflow while staying clean longer without oil
- CAD-Designed Roto-Molded Intake Tube: Carbon fiber look tube tuned on dyno for peak power gains and smooth unrestricted air path to the turbo
- Vacuum Form Plastic Cover: Lightweight housing with stealthy carbon fiber appearance reduces intake noise and includes auxiliary air inlet with optional plug for versatility
- Hassle-Free Bolt-On Design: Includes all clamps couplings and hardware for quick installation with no cutting or drilling required on factory parts
- Open Element Intake System: 3.5-inch flange diameter pulls in cooler denser air for enhanced turbo efficiency and performance across the RPM range
Product Notes
- Filter is dry media non-woven synthetic gray color requires cleaning every 30,000-50,000 miles based on driving conditions
- Use only Pro DRY S cleaning kit to maintain filter performance and warranty coverage
- Ships in protective box measuring 24 x 18 x 12 inches with product weight of 8 lbs
Installation Notes
- Professional installation recommended.
- Direct replacement takes 60-90 minutes using basic hand tools
- All mounting hardware clamps and black couplers included for OEM compatibility
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2016-2018 | BMW | 340i | Base |
| 2016-2018 | BMW | 340i xDrive | Base |
| 2017-2021 | BMW | M240i | Base |
| 2017-2021 | BMW | M240i xDrive | Base |
| 2017-2019 | BMW | 340i GT xDrive | Base |
| 2017-2020 | BMW | 440i | Base |
| 2017-2020 | BMW | 440i xDrive | Base |
| 2017-2020 | BMW | 440i Gran Coupe | Base |
| 2017-2020 | BMW | 440i xDrive Gran Coupe | Base |
| 2017-2019 | BMW | M140i | Base |
Why Choose aFe Power?
- Over 20 years engineering high-performance air intake systems for domestic import and European vehicles
- Dyno-tested designs deliver verified airflow and power increases backed by real-world results
- Precision manufacturing with roto-molded tubes and vacuum-formed housings for durable fit and function
Frequently Asked Questions
- Q: Does this intake fit my 2017 BMW 340i F30 with B58 engine?
A: Yes it provides direct bolt-on fitment for all 2016-2018 BMW 340i and 340i xDrive models with the L6-3.0L turbo B58 engine - Q: What material is the intake tube and housing?
A: Features carbon fiber look roto-molded tube and ABS plastic vacuum-formed housing in carbon fiber finish with black couplers - Q: Is tuning required after installation?
A: No tuning needed this 50-state legal system works with stock ECU for plug-and-play power gains
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Secure box 24 x 18 x 12 inches
- Weight: 8 lbs





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