The Karbonius S65 Airbox is a carbon fibre intake system designed specifically for the BMW S65 engine. Developed by the Karbonius engineering team using 3D and 2D analysis, it is a plug-and-play upgrade for the BMW M3 E90 and E92, improving intake sound, airflow and engine bay appearance.

Made 100% from pre-impregnated (prepreg) carbon fibre and autoclave cured, it offers excellent thermal and structural stability, with a choice of high-gloss or matt finish and UV protection.

Benefits of the Karbonius V1 Intake Kit for the BMW M3 E9X

• Enhances S65 engine performance
• Delivers a sportier, more dramatic intake sound
• Optimises airflow into the engine
• Reduces turbulence within the intake system
• Improves engine bay appearance
• Manufactured 100% from prepreg carbon fibre
• Choice of high-gloss or matt finish, with UV protection
• Exclusive, numbered part to guarantee authenticity
• Plug-and-play design specific to the BMW M3 E90 and E92

Fitment: BMW M3 E90 (saloon) and E92 (coupe) with the S65 V8.