Armytrix BMW G20 320/330 B46 Non-OPF (2019-present) valvetronic exhaust system

Unleash the true character of your BMW G20 320i or 330i with the ARMYTRIX Valvetronic Exhaust System—precision-engineered for 2019–present models powered by the B46B20 2.0L turbocharged engine. Designed specifically for Non-OPF variants, this system transforms your drive with a race-inspired tone, intelligent valve control, and plug-and-play convenience.

Whether you're pushing hard on the open road or navigating city streets, ARMYTRIX delivers a dynamic blend of performance sound and everyday usability—backed by cutting-edge technology and premium construction.

Fitment:

• Model: BMW 320i / 320ix / 330i / 330ix

• Chassis: G20 Sedan / G21 Touring

• Years: 2019–Present

• Engine: B46B20 2.0L Turbocharged Inline-4

• Emission Type: Non-OPF Only

• Drive Orientation: Left-Hand Drive & Right-Hand Drive Compatible

• VIN Verification: Strongly recommended due to variations in system configuration

Note:

• Not compatible with OPF-equipped models

• Multiple exhaust system versions available – VIN check required before ordering

• Armytrix OBDII Control Module required for wireless valve control and system functionality

Key Features:

• Valvetronic Control System: Operate valves via smartphone app or wireless remote through the included ARMYTRIX OBDII module

• Main Pipe Diameter: Full 3” piping for improved exhaust flow and engine response

• Exhaust Tips: Dual 4” tips – aggressive, track-inspired styling with high-end finishes

• Smart Fault Code Management: Integrated system reduces risk of CEL when using high-flow components or de-cat pipes

• Plug-and-Play Installation: Quick-connect OBDII module reduces install time by up to 30% vs traditional wired setups

• Direct Bolt-On Fit: No cutting, welding, or modifications required – precision-fit for B46-powered G20/G21 3 Series

• Premium Build Quality: Handcrafted stainless steel with TIG welds for maximum strength, heat resistance, and durability

Valvetronic Sound Modes:

Customize your exhaust tone to match any driving scenario:

• Valves Closed: Quiet, composed tone ideal for daily driving and early starts

• Valves Open: Deep, aggressive sound that lets the B46 turbo engine sing

• Adaptive Mode: Valves automatically adjust based on throttle input and driving conditions for a seamless performance experience