MST 2025+ BMW B48 2.0L Cold Air Intake System (BW-B4806)
- $535.70 USD
- $535.70 USD
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⚠ U.S. Spec Only This intake is designed specifically for U.S.-spec vehicles. It features additional CNC machining and different silicone couplers compared to Euro-spec. Please confirm your vehicle specification before ordering. Contact us if you're unsure.
MST Items can take up to 4 weeks to fulfill due to demand
Overview
The MST BW-B4806 is a purpose-built cold air intake system engineered for the BMW G20/G21 330i and related B48 2.0L chassis. Featuring a G-Chassis dedicated airbox design, 89mm intake piping, and a reusable high-flow dry filter, this kit delivers measurable power gains while enhancing the intake and turbo spool sounds your B48 is capable of producing. Fully compatible with your OEM MAF sensor; no additional modifications required.
Performance Gains
8–10
Horsepower Gain
+12
Nm Torque Gain
89mm
Intake Pipe Diameter
Key Features
✓BMW G-Chassis dedicated airbox
✓Compatible with stock MAF sensor
✓89mm intake piping
✓89mm high-flow dry air filter
✓Reusable & cleanable filter media
✓More aggressive intake sound
✓Enhanced blow-off valve tones
✓Improved turbo spool response
✓CNC machined aluminum components
✓Direct OEM replacement fitment
Product Specifications
| Part Number | BW-B4806 |
| Brand | MST Performance |
| Pipe Diameter | 89mm |
| Filter Type | Dry, High-Flow, Reusable |
| Power Gain | +8–10 HP |
| Torque Gain | +12 Nm |
| MAF Sensor | OEM compatible — no modification required |
| Material | CNC aluminum & silicone couplers |
| Filter Service | Clean every 20,000 km · Replace at 60,000 km |
| Spec | U.S.-spec vehicles only |
Vehicle Fitment
| Year Range | Model | Chassis | Engine |
|---|---|---|---|
| 2018–2025 | 320i / 330i | G20 / G21 | B48 2.0L |
| 2019–2025 | 420i / 430i | G26 | B48 2.0L |
| 2021–2025 | 220i / 230i | G42 | B48 2.0L |
* Not compatible with Euro-spec vehicles. If you're unsure of your vehicle's spec, contact us before ordering.
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