Key hardware
See product description for included components and manufacturer details.
Category
Turbo Inlet
Brand
MAD
Order status
In stock - ready to ship
Build data
Specs that matter for this part
Install notes
DIY-friendly; professional help recommended for custom setups.
Before checkout
Use the variant selector and product description to match the correct application before ordering.
MAD's F-chassis B58 turbo inlet upgrade replaces the restrictive factory inlet and resonator section with a smoother, higher-flow path into the turbo. It is a compact supporting modification for customers pairing an intake, tune, or other B58 bolt-ons.
Fitment highlights
- BMW F2X M140i and M240i B58 applications
- BMW F3X 340i and 440i B58 applications
- Designed to improve turbo inlet airflow and remove the factory resonator restriction
Professional installation is recommended. Confirm fitment before ordering for vehicles with aftermarket turbo or custom intake hardware.
- Part number
- MAD-079
- Status
- Ready to ship
Application window
Use the variant selector and product description to match the correct application before ordering.
Install confidence
- Difficulty
- Beginner to intermediate
- Time
- 15-45 minutes
- Tools
- Basic hand tools + OBD access
- Recommendation
- DIY-friendly; professional help recommended for custom setups.
Installation notes
Confirm supporting hardware and calibration requirements before installation.
Shipping
Orders ship with tracked delivery and insurance coverage options at checkout.
Returns
Unopened items may be returned inside the stated return window per policy terms.
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