Heat Shield Catless Downpipe BMW M440i GEN 2 B58

Heat Shield Catless Downpipe – BMW M440i (G22/G23/G26) – Gen 2 B58

Unlock the full performance potential of your BMW M440i with this heat shielded catless downpipe, engineered specifically for the Gen 2 B58 platform. Designed to optimize exhaust flow by eliminating the restrictive factory catalytic converter, this downpipe significantly reduces backpressure, resulting in quicker turbo spool, improved throttle response, and increased power output.

Crafted with a built-in thermal heat shield, it helps manage engine bay temperatures, protecting surrounding components during spirited driving. Precision fitment for the G22 Coupe, G23 Convertible, and G26 Gran Coupe ensures a direct bolt-on installation with no cutting or welding required.

Key Features

• Designed for Gen 2 B58 engine (M440i only)

• Full stainless steel construction with integrated heat shield

• Enhanced turbo efficiency and reduced lag

• Aggressive exhaust tone with more turbo noise

• Direct bolt-on fitment – no modifications needed

• For off-road and racing use only

Compatibility
BMW M440i:

• G22 Coupe (2021–2024)

• G23 Convertible (2021–2024)

• G26 Gran Coupe (2022–2024)

⚠️ Not compatible with Toyota Supra, Z4 M40i, or other B58 platforms. Always confirm engine and chassis specs before ordering.