COMPATIBLE: (2.0L - B48B20)

2019 - 2025 BMW 330i G20 

2021 - 2025 BMW 430i G22

Welcome to the next revelation in G2X exhaust systems! For this axleback version we opted to create a similar system to our infamous F Chassis valved system; allowing you to customize your setup with additional exhaust modifications to obtain the desired sound you may be looking for; all with the flexibility of OEM valve integration for zero compromises! TIG welded to perfection, this system utilizes factory mounting positions and cut points for a truly OEM+ final result. Tips measure 3.5 inches for a clean appearance in the rear bumper of your BMW.

With valves closed, all exhaust gases are forced to be routed through our quad-chambered muffler, quieting down the exhaust tone to stock levels for those early morning startups, providing an unparalleled level of flexibility when needed. Open it up however and the tone completely changes as the exhaust gases bypass the muffler and go straight out the other side providing an enjoyable, drone-free experience. Our goal with this axle-back setup is to give the driver the ideal sound experience. Whether you want to combine this modification with other aftermarket free-flow components or this is the only exhaust modification you do, great sound and great flexibility comes guaranteed. At Valvetronic Designs, we do not compromise. You shouldn't either when choosing the best exhaust system for your BMW.

• Fully Mandrel bend for maximum flow

• Precision tig welds for high strength

• Built from T304 Stainless Steel

• Customizable 3.5" outlet exhausts tips for that perfect OEM+ look

• Electronic OEM Valves (rapid open and close function)

• Exhaust valve integration into factory dynamic drive modes

• Extension harness included plugging factory exhaust valve controller in

• 100% REVERSIBLE, ALWAYS ABLE TO RETURN TO STOCK AT ANY TIME

In-House Development at Valvetronic Designs: Pioneering Performance Exhaust Systems

At Valvetronic Designs, we take pride in crafting performance exhaust systems that combine innovation, precision, and unmatched quality. Our in-house development process is built on cutting-edge technology and rigorous testing to deliver the ultimate driving experience. From 3D scanning to sound and performance optimization, every step in our process is engineered for excellence.

1. 3D Scanning: Precision from the Start

The foundation of our exhaust system development begins with precise 3D scanning. By capturing detailed measurements of the vehicle’s underbody, we ensure our exhaust designs integrate seamlessly with the car’s architecture. This process eliminates guesswork and allows us to create systems that fit perfectly, enhancing both performance and aesthetics.

2. CAD Design: From Concept to Reality

Once we have accurate data, our team uses advanced CAD (Computer-Aided Design) software to conceptualize and develop the exhaust system. Each system is designed with both form and function in mind, ensuring a balance of aesthetics and performance. Our engineers focus on optimizing airflow, minimizing backpressure, and creating valve systems that allow the driver to control the sound and performance with the push of a button.

3. In-House Prototyping: Bringing Ideas to Life

Prototyping is where our designs take shape. Using state-of-the-art fabrication equipment, we build prototypes of our exhaust systems in-house. This hands-on approach allows us to refine each design, ensuring it meets our high standards for quality and performance. Our team meticulously inspects and tests each prototype, making adjustments as needed to guarantee that the final product is flawless.

4. Sound & Performance Testing: Tuning for Perfection

What sets Valvetronic Designs apart is our commitment to perfecting both the sound and performance of our exhaust systems. We don’t just aim for power gains; we focus on creating a signature sound that enhances the driving experience. Using our in-house testing facilities, we measure sound levels, optimize valve operation, and analyze performance data to ensure each system delivers the ideal blend of performance and acoustics.

WARRANTY: