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MST B58 Gen3 Intake + Turbo Inlet Kit — BMW X3 M50 (G45, 2025) (BW-X303)

Vendor: MST
SKU: BW-X303
Product type: Air Intake
$792.00
Product subtotal: $792.00
Kies-Motorsports MST MST 2025+ G45 X3 M50 B58 Gen3 3.0 Cold Air Intake + Turbo Inlet (BW-X303)
MST B58 Gen3 Intake + Turbo Inlet Kit — BMW X3 M50 (G45, 2025) (BW-X303)
$792.00

Please note, MST Performance Intakes/Inlets are NOT CARB COMPLIANT and are for off-road and racing use only. By purchasing an MST Performance intake, you understand that these may only be used for off-road and racing use only for unregistered vehicles. Please check with your local, state, and federal laws to see if these products are legal for use in your area. By purchasing an MST Performance product, you understand and agree to these terms and accept all liability.

Vehicle Fitment

Part number: BW-X303

Match every detail in the same row. Listed years follow the stated manufacturer or market basis; an engine code by itself does not confirm fitment. Where no full range is established, confirm the model year and engine-bay layout before ordering.

Vehicle Chassis Engine / specification Supported years Application details
BMW X3 M50 G45 B58 Gen3 2025 Manufacturer starting year; confirm later years.

Requirements and exclusions

  • Designed to unlock the breathing potential of the B58 Gen3 3.0. A new cold air intake system with a turbo inlet kit is coming to redefine airflow and performance!

Confirm fitment with Kies using your model year, engine, production date and a photo of the intake area when a restriction or unconfirmed application is listed.

🚀 UNLEASH THE B58 Gen3///COMING SOON

Designed to unlock the breathing potential of the B58 Gen3 3.0. A new cold air intake system with a turbo inlet kit is coming to redefine airflow and performance!

Features

  • HDPE material airbox protects against heat soaking
  • 152mm reusable high-airflow filter
  • Improved performance & better throttle response
  • Direct fit to stock vehicle and no need to remap
  • More aggressive turbo sound
  • The engine air filter should be cleaned every 20,000 km of usage and should be replaced at 60,000 km of usage

⚠️ Please ensure our product is compatible with your car before placing an order.

If you have any questions, please contact us.

*Due to potential variations in model years (especially transitional years) and different regional specifications by country, we highly recommend contacting us and providing a photo of your engine bay for verification before purchasing to ensure accuracy.

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