KYOSTAR 4" Cold Air Intake System for 2019-2024 BMW G20 G21 M340i G22 G23 M440i G42 M240i B58TU 3.0T

KYOSTAR 4" Cold Air Intake System for 2019-2024 BMW G20 G21 M340i G22 G23 M440i G42 M240i B58TU 3.0T

The KYOSTAR 4" Cold Air Intake System is designed for 2019-2024 BMW G-Series models equipped with the Gen2 B58TU 3.0T turbocharged inline-six engine. Featuring a large 4-inch intake design, this system improves airflow capacity by reducing factory intake restriction while enhancing throttle response and turbocharger sound. The high-flow filter and optimized intake routing provide smoother airflow delivery for improved turbo breathing and performance stability.

Built with a performance-oriented design, this intake system includes a heat shield structure to help reduce engine bay heat exposure while maintaining consistent intake temperatures. It is an ideal upgrade for BMW B58TU enthusiasts seeking increased airflow, improved boost response, and an aggressive engine bay appearance.

Features

• Large 4-inch intake pipe design increases airflow capacity for BMW B58TU turbocharged applications.

• High-flow air filter helps reduce intake restriction and support improved turbocharger breathing.

• Optimized intake routing enhances throttle response and turbo induction sound.

• Integrated heat shield helps reduce engine bay heat exposure and maintain consistent intake temperatures.

• Designed specifically for BMW Gen2 B58TU 3.0T performance intake upgrades.

Fitment

• 2019-2024 BMW G20 M340i B58TU 3.0T L6
• 2019-2024 BMW G21 M340i B58TU 3.0T L6
• 2020+ BMW G22 M440i B58TU 3.0T L6
• 2020+ BMW G23 M440i Convertible B58TU 3.0T L6
• 2022+ BMW G42 M240i B58TU 3.0T L6

Note:

Compatible engine: Gen2 B58TU 3.0T Turbo L6 engine applications only.
Incompatible engine: Not compatible with Gen1 B58, S55, N55, or other engine platforms.
Verify chassis: Confirm your BMW G-Series chassis code before purchase.
Verify year: Check vehicle production year and factory configuration.
Verify connection: Confirm turbo inlet connection, intake routing, and mounting points match your vehicle.

Note:
Vehicle specifications may vary by market and production date. Sensor locations, factory intake layouts, cooling configurations, and previous aftermarket modifications may affect installation compatibility. Please compare your original intake system, mounting points, and connection locations before ordering.

Professional installation is recommended.

Product Details

FAQ

Q: Is this intake compatible with all BMW B58 engines?
A: No. This intake system is designed specifically for BMW Gen2 B58TU 3.0T applications. Please verify your chassis and engine generation before purchase.

Q: What is the benefit of the 4-inch intake design?
A: The larger 4-inch intake pipe provides increased airflow capacity and helps support improved turbocharger breathing for higher-performance applications.

Q: Does the heat shield help reduce intake temperatures?
A: Yes. The included heat shield helps separate the intake system from engine bay heat exposure and supports more consistent intake airflow conditions.

Q: Will ECU tuning be required after installation?
A: ECU tuning is not required for basic installation. However, tuning may help maximize performance results on modified BMW B58TU vehicles.