You’re looking for a high-quality German-made stainless steel performance exhaust system with dual exhaust flap for your BWM 4 series M440i xDrive?
Our dAHLer performance exhaust systems for the BMW M440i xDrive G22 is handcrafted from high quality 1.4301 stainless steel and are Made in Germany by a team of specialists at an ISO 9001:2015 certified facility.
A dAHLer performance exhaust system for the BMW M440i xDrive G22 comes with a high-performance muffler(s) and double exhaust flap system with no drone on the highway of a much more aggressive sound then the stock muffler but still be perfectly livable for daily driving.
Not only do we engineer our valve-controlled performance mufflers to sound good we engineer the performance exhaust systems that fit your BMW 4 series Coupe M440i xDrive G22 properly for a much easier installation.
Designed to mount using the factory BMW M440i xDrive G22 exhaust hangers, the dAHLer performance exhaust system is a bolt-on replacement for the OEM version. To help reduce the time you spend installing the dAHLer performance exhaust system on your BMW 4 series Coupe M440i xDrive G22, slip-fit joints are included to make fitment as easy as possible. Our quad or double exhaust tips are designed to fit the stock BMW M diffuser.
The dAHLer performance exhaust system for the BMW 4 series Coupe M440i xDrive G22 includes a high-flow, valve controlled, stainless-steel performance muffler, and is available as a cat-back system.
Our performance exhaust system for the BMW M440i xDrive G22 is here to improve your driving experience with an awesome sound and a noticeable bump in performance.
Under normal driving conditions, our valve-controlled performance muffler stays closed, and the dAHLer performance exhaust system for the BMW 4 series Coupe M440i xDrive G22 is quite unassuming and nobody will really even suspect your car even has an aftermarket performance exhaust system or muffler. But, when you open up the throttle, the valve-controlled system opens up the exhaust flaps, and our performance exhaust system gives your BMW 4 series Coupe M440i xDrive G22 a menacing growl.
Sound + / Power + / still legit
A 300 cpsi stainless steel tuning downpipe (catalytic converter) for the BMW 4 series Coupe M440i xDrive with OPF (gasoline particulate filter) can be combined with the BMW stock exhaust system as well as with the dAHLer tuning performance exhaust systems.
A tuning catalyst will optimize the car’s performance while significantly improving the sound and power of the BMW 4 series M440i coupe with OPF. Registration in the vehicle papers is not necessary as the downpipe comes with an ECE-Approval.
Would you like a little more?
For racing and sound enthusiasts among BMW drivers, dAHLer offers an additional remote-controlled exhaust flap / valve control system for club sport events and track days. For those who want to be fully in command of the exhaust sound of their BMW 4 series Coupe M440i xDrive G22 at any time and get the race car like feeling.
For more details make sure you check out our category Exhaust Flap / Valve Control