BMW M340i G20 / M440i G22 2019-2024 B58 3.0T Mirror Polished 1.5 mm Stainless Steel Valved Catback Exhaust

Product Overview

This valved catback exhaust is listed for the 2019-2024 BMW G20 M340i and G22 M440i with the B58 3.0T turbocharged inline-six. It is made from 1.5 mm stainless steel with a mirror polished finish, and the valved design allows drivers to choose between a quieter, more relaxed tone and a fuller six-cylinder soundtrack.

Key Features and Benefits

• Valved catback design for selectable sound
• 1.5 mm stainless steel construction
• Mirror polished finish
• Designed for the B58 3.0T engine
• Retains the factory catalytic converter
• Eye-catching polished appearance at the rear of the car
• Suited to street and performance driving

Vehicle Compatibility

The listing title names 2019-2024 BMW G20 M340i and G22 M440i with the B58 3.0T. The specification data for this listing is incomplete, so fitment details such as xDrive, Touring (G21) or convertible (G23) suitability are unclear. This fitment is supplier-stated and has not been independently verified; please confirm with us before ordering.

Product Specifications

• Product type: valved catback exhaust
• Material: stainless steel
• Thickness: 1.5 mm
• Finish: mirror polished
• Engine: B58 3.0T
• Chassis: G20, G22
• Years: 2019-2024 (per title)

Installation and Usage

We recommend fitting by a professional exhaust workshop with a hoist. Allow the exhaust to cool fully before removing the factory rear sections. Connect and test the valves after fitting, check tip alignment and inspect joints for leaks. Clean polished surfaces with a suitable metal polish to maintain the finish, and recheck clamps after the first few heat cycles.

Package Contents

The listing implies a valved catback exhaust as pictured. Tips, clamps, gaskets and valve control components have not been confirmed by the supplier, and package size and weight were not provided.

Important Fitment Notice

Please send us your VIN or chassis number before ordering so we can help confirm fitment. Aftermarket exhausts in New Zealand must meet noise limits and WoF requirements, and the owner is responsible for compliance. Images are for reference only.