AWE’s configurable performance exhaust suite for supported BMW G20 M340i and G22/G23 M440i applications, built around a full 3-inch T304L stainless-steel flow path.
Confirmed application
- BMW G20 M340i
- BMW G22 M440i Coupe
- BMW G23 M440i Convertible
Not compatible with the G26 M440i Gran Coupe. Confirm chassis, model year, drivetrain, factory exhaust configuration, and selected tip configuration before ordering.
Choose your sound profile
- Touring Edition: uses AWE 180 Technology to control drone while delivering a more assertive exhaust note.
- Track Edition: the most direct and aggressive configuration for drivers who prioritize maximum sound.
- Resonated Touring: adds upstream resonators for the most refined Touring configuration.
- Non-resonated Touring: retains Touring drone control with a more pronounced character.
Engineering highlights
- Mandrel-bent 3-inch T304L stainless-steel construction
- Direct bolt-on installation using factory mounting locations
- AWE reports approximately 65 percent greater exhaust flow than the original system
- AWE reports maximum gains of 16 wheel horsepower and 12 pound-feet of torque on stock software
- No ECU calibration required and engineered to avoid a check-engine light
What is included
The selected AWE exhaust configuration, its application-specific hardware, clamps, and the tip arrangement stated in the variant name.
Installation
Professional installation is recommended. Verify alignment, clearances, clamp torque, valve operation where applicable, and tip position after the first complete heat cycle.
Emissions and warranty
AWE currently identifies this exhaust suite as emissions-compliant for sale and use in all 50 states because it does not alter emissions-control equipment. AWE also lists its limited lifetime exhaust warranty. Eligibility, exclusions, and claim handling are governed by AWE’s current written policies.