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 Gen 1 G-chassis B58 turbo inlet and resonator delete pipe improves the intake path feeding the turbo on 540i and B58-powered X-series applications. It is a supporting airflow upgrade for customers building a sharper, more responsive B58 setup.
Fitment highlights
- G01 X3 B58 applications, including xDrive and sDrive non-LCI models
- G02 X4 B58 applications, including xDrive and sDrive non-LCI models
- G05 X5 40i / 40iX, G06 X6 40iX, and G07 X7 40i applications
- Designed to increase turbo inlet diameter and remove the factory resonator section
Professional installation is recommended. Confirm final fitment before ordering, especially on LCI models or vehicles with aftermarket intake/turbo hardware.
- Part number
- MAD-078
- 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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