aFe BMW B58 Magnum Stage-2 Pro DRY S Intake with Black Cover for M140i, M240i, 340i, 440i — Part No. 51-12912-B
Unlock proven power and response from your BMW B58 with the aFe Magnum Stage-2 Pro DRY S cold air intake. Designed specifically for the BMW M140i, M240i, 340i and 440i, this enclosed airbox induction kit delivers up to +9 bhp and +10 lb ft while improving intake sound and throttle response. If you are searching for BMW B58 intake, BMW M140i intake, M240i intake, 340i intake, 440i intake, aFe Magnum Force Stage 2, Pro DRY S, cold air intake, enclosed intake or induction kit for F20 F22 F30 F31 F32 F34 F36, this is the upgrade enthusiasts trust.
We run this intake on our own B58 cars and our customers consistently love the quality, fit and performance. Genuine aFe engineering, UK-backed support from Nforcd and a simple bolt-on install make this one of the best BMW B58 intakes on the market.
Key performance benefits
- Real gains of up to +9 bhp and +10 lb ft on the B58 3.0 litre turbo
- Higher flow vs factory intake with a 400 CFM rating at 7" H2O
- Sharper throttle response and a deeper, more purposeful induction tone
- Enclosed airbox design for cool, consistent intake air
- No cutting or drilling required for installation
Why choose the aFe Magnum Stage-2 Pro DRY S for your B58
- Pro DRY S oil-free 3-layer synthetic media for maximum convenience and excellent filtration
- 7" tall conical 360 degree radial flow performance air filter for strong airflow
- CAD-designed, roto-moulded intake tube optimised on the dyno for power and perfect fit
- Vacuum formed black cover gives a stealthy OEM+ look and reduces intake noise
- Auxiliary air inlet for additional flow, supplied with a urethane plug if you prefer it closed
- Direct bolt-on kit with quality clamps, couplers and hardware included
Looking for a different finish? This system is also available in a carbon fibre look variant.
Vehicle compatibility
BMW models with the B58 3.0L turbo petrol engine:
- BMW 340i L6 3.0L — F30 F31 — 2016 to 2019
- BMW 340i GT L6 3.0L — F34 — 2016 to 2019
- BMW 340ix L6 3.0L xDrive — F30 F31 — 2016 to 2019
- BMW 340ix GT L6 3.0L xDrive — F34 — 2016 to 2019
- BMW 440i L6 3.0L — F32 — 2016 to 2019 — does not fit Convertible
- BMW 440i Gran Coupe L6 3.0L — F36 — 2016 to 2019
- BMW 440ix L6 3.0L xDrive — F32 — 2016 to 2019 — does not fit Convertible
- BMW 440ix Gran Coupe L6 3.0L xDrive — F36 — 2016 to 2019
- BMW M140i L6 3.0L — F20 F21 — 2016 to 2019
- BMW M140ix L6 3.0L xDrive — F20 F21 — 2016 to 2019
- BMW M240i L6 3.0L — F22 — 2016 to 2019 — does not fit Convertible
- BMW M240ix L6 3.0L xDrive — F22 — 2016 to 2019 — does not fit Convertible
Part number
aFe 51-12912-B
Fitting and installation
Direct bolt-on upgrade with no cutting or drilling required. For professional fitting, choose Nforcd in Warwickshire. Request a fitting quote at Sales@nforcd.com.
Compatibility check
We will verify fitment before dispatch. Add your UK registration number or the last 7 digits of your VIN at checkout and we will run a compatibility check.
Manufacturer and warranty
Manufactured by aFe. Supplied with a 1 year warranty.
Important notes
This product is not currently CARB exempt and is not available for sale in California or for use on any vehicle registered with the California Department of Motor Vehicle.
Buy with confidence from Nforcd
Trusted UK supplier for BMW performance parts. We have installed and used this aFe B58 intake on our own cars and customer vehicles with excellent results. Expert advice, friendly support and fast order processing.
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