Armytrix BMW G82 G83 M4 Competition (OE Valve Control) valvetronic system

Take your BMW G82 M4 Coupé or G83 M4 Convertible to the next level with the Armytrix Valvetronic Exhaust System, engineered to integrate directly with the factory OE valve control system. Designed for the powerful S58B30 3.0L twin-turbo inline-six, this cat-back system delivers motorsport-grade sound, precision fitment, and error-free performance—while retaining OEM drive mode functionality.

Built for both OPF and Non-OPF configurations, this system is the ultimate plug-and-play solution for enthusiasts who demand power, control, and seamless integration.

Key Features:

Fitment:

• BMW G82 M4 Coupé / G83 M4 Convertible / M4 Competition

• Years: 2020–Present

• Engine: 3.0L S58B30 Twin-Turbocharged I6

• Emission Types: Compatible with OPF & Non-OPF models

• Drive Orientation: Designed for Left-Hand Drive and Right-Hand Drive vehicles

• VIN Verification Required prior to purchase to confirm fitment

Performance-Driven Exhaust Architecture:

• Main Pipe Diameter: Dual 2.75” – optimized for enhanced flow, turbo response, and high-output tuning

• Exhaust Tips: Quad 4” – bold visual impact with a clean, aggressive tone

• Direct Bolt-On Installation: Precision-crafted system allows for OEM-like fit with no cutting or welding

OE Valvetronic Integration:

• Utilizes Factory Valvetronic Control: Exhaust valves operate via original BMW drive modes – no external controllers required

• Adaptive Sound Profile:

  • Comfort Mode (Valves Closed): Refined and subdued for daily driving

  • Sport/Sport+ Mode (Valves Open): Loud, raw, and turbo-rich tone under load

  • Real-Time Valve Modulation: Exhaust valves respond to RPM and throttle for a fully dynamic sound experience

CEL Prevention System (Full EV System Only):

• Integrated Catalytic Converter & OPF Fault Code Clearing Technology

• Designed to prevent Check Engine Lights (CEL) in OPF-equipped vehicles

• For error-free operation, purchasing the Full System (Catback + Downpipe) is strongly recommended

Armynator Module (Included with Full System Purchase):

• Advanced plug-n-play fault-clearing and system calibration tool

• Reduces installation time by up to 30% compared to traditional wiring methods

• Enhances long-term reliability and ECU communication in OPF environments

Fitment Overview:

• Model: BMW M4 / M4 Competition

• Platform: G82 (Coupé) / G83 (Convertible)

• Years: 2020–Present

• Engine: 3.0L S58 Twin-Turbocharged I6

• Emission Type: OPF & Non-OPF Compatible

• Drive Orientation: LHD & RHD Supported

Important Notes:

• VIN Verification Required before purchase to confirm compatibility

• Armynator Supplied Only with Full EV System Purchase (Catback + Downpipe)

• OPF Vehicles: Strongly advised to opt for the full system for optimal performance and fault-code prevention

• Factory Valve Control Supported – No aftermarket remote necessary

Precision Meets Power – The Ultimate Upgrade for Your G82/G83 M4

Combining OEM integration with aftermarket performance, the Armytrix OE Valve-Controlled Valvetronic Exhaust System is the perfect upgrade for your BMW G82 or G83 M4. From its aggressive quad-tip design to intelligent valve behavior, this system gives you complete control over how your car sounds and performs—without sacrificing everyday driveability or system compatibility.