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 performance intake system helps reduce factory intake restriction, improve airflow efficiency, enhance throttle response, and deliver a more aggressive turbo induction sound. The optimized intake path supports smoother airflow delivery for improved turbo breathing and consistent engine performance.

Designed for BMW B58TU enthusiasts, this intake system includes a high-flow filter and enclosed heat shield structure to help reduce engine bay heat exposure while maintaining stable intake temperatures. It is an ideal upgrade for drivers seeking increased airflow capacity, stronger turbo response, improved induction sound, and a cleaner performance engine bay appearance.

Features

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

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

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

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

• Designed specifically for BMW Gen2 B58TU 3.0T turbocharged engine platforms.

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, N55, S55, or other engine platforms.
Verify chassis: Confirm your BMW G-Series chassis code before purchase.
Verify year: Check vehicle production year and factory intake configuration.
Verify connection: Confirm intake pipe routing, turbo inlet connection, sensor location, and mounting points match your vehicle.

Note:
Vehicle specifications may vary depending on production date, market, and factory configuration. Sensor locations, mounting points, cooling layouts, and previous aftermarket modifications may affect installation compatibility. Please compare your original intake system and connections 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 Gen2 B58TU 3.0T applications. Please verify your chassis code and engine generation before ordering.

Q: What is the advantage of the 4-inch intake design?
A: The larger diameter intake pipe helps increase airflow capacity and reduce restriction, supporting improved turbocharger breathing and performance response.

Q: Does this intake require ECU tuning?
A: ECU tuning is not required for installation. However, tuning may help maximize performance gains when combined with additional engine modifications.

Q: Will this intake increase turbo sound?
A: Yes. The high-flow intake design allows more noticeable turbo induction sound while maintaining efficient airflow delivery.