Improve airflow, turbo response, and induction sound with the Dinan Carbon Fiber Turbo Inlet Pipe for BMW B58-powered models.

Designed for enthusiasts who want both measurable performance gains and a more aggressive turbo soundtrack, the Dinan turbo inlet replaces the restrictive factory plastic inlet with a stronger, smoother flowing carbon fiber upgrade engineered for maximum efficiency.

This direct replacement inlet uses CNC-machined fittings for precise OEM-style fitment and reliable sealing.

The factory turbo inlet contains resonators and restrictive shapes that create turbulence, reduce flow, and mute turbo sound. Dinan removes these compromises with a larger, optimised internal path that feeds the turbocharger with smoother and more consistent airflow.

The result is improved turbo efficiency, faster spool, sharper throttle response, and a noticeably louder induction sound.

With up to 24% more flow than stock, 24% greater internal volume, and an average 10.8% larger internal diameter, the Dinan inlet maximises performance while reducing stress on the turbocharger.

Constructed from premium carbon fiber, it also enhances engine bay appearance with a true OEM+ motorsport finish.

For larger G chassis 5/6/7/8/X5/X6/X7 models, use with the matching Dinan intake and required Turbo Inlet Fit Kit where applicable.

Key Features

• Up to 24% more airflow than stock
• Improved turbo efficiency and reliability
• Faster turbo spool
• Sharper throttle response
• Louder turbo induction sound
• Eliminates factory resonator
• 24% greater internal volume
• Average 10.8% larger internal diameter
• Premium carbon fiber construction
• Quick and easy bolt-on installation

Compatibility

• BMW F20 M140i
• BMW F21 M140i
• BMW F22 M240i
• BMW F23 M240i Convertible
• BMW F30 340i
• BMW F31 340i Touring
• BMW F32 440i Coupe
• BMW F33 440i Convertible
• BMW F36 440i Gran Coupe
• BMW G30 540i
• BMW G11 740i
• BMW G12 740i
• BMW G15 840i
• BMW G05 X5
• BMW G06 X6
• BMW G07 X7